1 Primary Care, SIDIAP) were included in this
retrospective cohort study.
2 ongoing norovirus outbreak associated with a
retrospective cohort study.
3 2008 and January 2019 were included in this
retrospective cohort study.
4 olecularly confirmed vEDS were included in a
retrospective cohort study.
5 between 2008 and 2018 were included in this
retrospective cohort study.
6 term birth in a large-scale population-based
retrospective cohort study.
7 international, multicenter, hospital-based,
retrospective cohort study.
8 The study design is a
retrospective cohort study.
9 These studies were all
retrospective cohort studies.
10 shed randomized controlled, prospective, and
retrospective cohort studies.
11 In a
retrospective cohort study,
119 patients were included i
12 A 5-year
retrospective cohort study (
2011-2015) was conducted to
13 This
retrospective cohort study (
2012 to 2015) evaluated trav
14 In the
retrospective cohort study,
4480 patients with COVID-19
15 This was a
retrospective cohort study across VA medical centers nat
16 This was a
retrospective cohort study across VA medical centers nat
17 In this large
retrospective cohort study,
adjuvant RT after R0 PDAC re
18 In this
retrospective cohort study adults receiving bedaquiline
19 In this single-centre
retrospective-cohort study all patients presenting with
20 In this
retrospective cohort study,
all patients who underwent S
21 In this nationwide
retrospective cohort-study,
all women born in Denmark fr
22 We conducted a population-based
retrospective cohort study among 6,447,339 women aged 20
23 This
retrospective cohort study analyzed VTE incidence, morbi
24 ontrolled trials (RCTs), 9 prospective and 6
retrospective cohort studies,
and 2 cross-sectional stud
25 This population-based
retrospective cohort study assessed the risk of SPM in M
26 This population-based
retrospective cohort study assessed whether a validated
27 We conducted a
retrospective cohort study assessing the risk of AKI in
28 the same center.Materials and MethodsIn this
retrospective cohort study,
asymptomatic adults underwen
29 We performed a
retrospective cohort study at 4 transplant centers betwe
30 Retrospective cohort study at a university hospital-base
31 This
retrospective cohort study at Children's Mercy Kansas Ci
32 Our
retrospective cohort study at four ocular inflammation s
33 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study based on Danish population-ba
34 We conducted a longitudinal, multilevel,
retrospective cohort study based on quarterly nursing ho
35 This was a
retrospective cohort study based on routinely collected
36 This is a 2-aim
retrospective cohort study based on the CDH Study Group
37 In this
retrospective cohort study clinical data and aPL from 64
38 We performed a
retrospective cohort study,
collecting data from the Vet
39 This single-center
retrospective cohort study compared donor and recipient
40 This
retrospective cohort study compared PVI procedures using
41 We performed a
retrospective, cohort study comparing HLA-ID sibling LDK
42 A multinational, multicentre
retrospective cohort study,
conducted in 20 countries in
43 SETTING, AND PARTICIPANTS: Population-based
retrospective cohort study covering live births and stil
44 This was a
retrospective cohort study designed to evaluate the asso
45 Retrospective cohort study employing an adjusted time-to
46 A North American multicenter
retrospective cohort study enrolled 522 patients with Fo
47 DESIGN, SETTING, AND PARTICIPANTS: This
retrospective cohort study estimated the association bet
48 This
retrospective cohort study evaluated patients with EVD a
49 Retrospective cohort study evaluating renal transplant r
50 Materials and Methods This
retrospective cohort study examined 2580 port placements
51 A single-center
retrospective cohort study examined adult heart transpla
52 This
retrospective cohort study examined whether bariatric su
53 A
retrospective cohort study examining outcomes of patient
54 Two
retrospective cohort studies found that ACEI and ARB use
55 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study from 12 Surveillance, Epidemi
56 We conducted a
retrospective cohort study from 2009 through 2016 utiliz
57 A 6-season
retrospective cohort study from 2012 to 2018 among Medic
58 Retrospective cohort study from an international registr
59 SETTING, AND PARTICIPANTS: Population-based
retrospective cohort study from January 1, 2011, to Dece
60 This large
retrospective cohort study helps characterize the natura
61 We conducted 2 population-based
retrospective cohort studies in Kaiser Permanente Northe
62 we used existing clinical data to conduct a
retrospective cohort study in 28 human glaucoma patients
63 We conducted a
retrospective cohort study in a tertiary academic instit
64 We conducted a single-centre
retrospective cohort study in all-comers with COVID-19 a
65 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study in Olmsted County, Minnesota,
66 We conducted
retrospective cohort study in Ontario, Canada of patient
67 We conducted a population-based
retrospective cohort study in Ontario, Canada.
68 We did a
retrospective cohort study in patients who received arth
69 We did a
retrospective cohort study in primary care patients aged
70 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study in the US Veterans Health Adm
71 We did a
retrospective cohort study in two cohorts of treatment-n
72 We did a multicentre,
retrospective, cohort study in collaboration with the No
73 This
retrospective cohort study included 2-year survivors of
74 This
retrospective cohort study included 5,834,543 individual
75 This
retrospective cohort study included 615 adults with no h
76 This
retrospective cohort study included 789,200 Veterans Hea
77 This
retrospective cohort study included all adult patients w
78 This
retrospective cohort study included all Kaiser Permanent
79 This
retrospective cohort study included children with PCG wh
80 DESIGN, SETTING, AND PARTICIPANTS: This
retrospective cohort study included Medicare beneficiari
81 This single-center
retrospective cohort study included patients undergoing
82 This
retrospective cohort study included patients who underwe
83 This
retrospective cohort study included Veterans with cirrho
84 This multicentre,
retrospective, cohort study included paediatric patients
85 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study including 101 430 patients wh
86 We conducted a single-center,
retrospective cohort study including 1115 KTRs (2003-201
87 s the initiation of dialysis, we conducted a
retrospective cohort study including 25 haemodialysis ce
88 We did a multicentre,
retrospective cohort study including oncological and obs
89 Retrospective cohort study including patients who underw
90 This
retrospective cohort study,
including all patients > 18
91 This
retrospective cohort study involved examining the medica
92 We conducted an observational,
retrospective cohort study involving hospitalized adult
93 A
retrospective cohort study involving T2DM was conducted
94 This
retrospective cohort study linked South Carolina HIV cas
95 This
retrospective cohort study merged hospital prescribing d
96 sed controlled trials, 39 prospective and 17
retrospective cohort studies)
met the inclusion criteria
97 zed controlled trial (RCT) (N = 367), and 29
retrospective cohort studies (
N = 101,681).
98 We conducted a nationwide population-based
retrospective cohort study of 1 971 346 live singleton i
99 We conducted a
retrospective cohort study of 1,827 patients with confir
100 We performed a
retrospective cohort study of 10 LDS patients who had a
101 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study of 12 491 patients aged 60 ye
102 We conducted a
retrospective cohort study of 1552 PDAC patients between
103 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study of 2 community-based samples:
104 We carried out a
retrospective cohort study of 2,194,348 pregnancies that
105 We conducted a
retrospective cohort study of 2,918,089 births to mother
106 This was a
retrospective cohort study of 233 patients undergoing re
107 We conducted a
retrospective cohort study of 235 MSM who underwent mult
108 This is a
retrospective cohort study of 25 surgeons who voluntaril
109 A
retrospective cohort study of 29,358 women 65 years or o
110 We did a
retrospective cohort study of 33 982 patients who receiv
111 In a
retrospective cohort study of 34 patients, we compared F
112 receive HAT therapy.Methods: We performed a
retrospective cohort study of 379 acute care hospitals i
113 DESIGN, SETTING, AND PATIENTS:
Retrospective cohort study of 4.3 million adult encounte
114 This is a
retrospective cohort study of 44 patients with MIS-C adm
115 The study was a
retrospective cohort study of 506 eyes who underwent par
116 In a
retrospective cohort study of 506,849 Chinese adults in
117 In a
retrospective cohort study of 53,034 patients diagnosed
118 We conducted a
retrospective cohort study of 681 adults with a normal o
119 This was a
retrospective cohort study of adult lung transplant reci
120 We conducted a
retrospective cohort study of adult patients admitted wi
121 We conducted a
retrospective cohort study of adult patients admitted wi
122 We conducted a
retrospective cohort study of adult patients at an ambul
123 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study of adult patients hospitalize
124 We conducted a
retrospective cohort study of adult patients hospitalize
125 This was a
retrospective cohort study of adult patients hospitalize
126 We conducted a
retrospective cohort study of adult patients transplante
127 This was a
retrospective cohort study of adult patients treated wit
128 Retrospective cohort study of adult patients waitlisted
129 We conducted a
retrospective cohort study of adult white Kaiser Permane
130 Retrospective cohort study of adults >18 initiating LTBI
131 Optum Clinformatics Datamart, we performed a
retrospective cohort study of adults 18 years or older w
132 patients with shock.Methods: We performed a
retrospective cohort study of adults admitted with shock
133 The authors conducted a
retrospective cohort study of adults age >=19 years with
134 A
retrospective cohort study of adults with COVID-19 from
135 Retrospective cohort study of all acute care hospitals i
136 IGN, SETTING, AND PARTICIPANTS: US multisite
retrospective cohort study of all adult patients receivi
137 We conducted a
retrospective cohort study of all adults hospitalized in
138 SETTING, AND PARTICIPANTS: Population-based
retrospective cohort study of all adults in Ontario, Can
139 A
retrospective cohort study of all patients undergoing ER
140 We conducted a
retrospective cohort study of all patients who underwent
141 We conducted a
retrospective cohort study of all patients with cirrhosi
142 This was a
retrospective cohort study of AMI-CS using the National
143 Retrospective cohort study of children ages 3 to 18 year
144 This is a
retrospective cohort study of critically ill patients wi
145 health, obesity, and pain in adulthood in a
retrospective cohort study of data from the Wisconsin Lo
146 We conducted a
retrospective cohort study of emergency-only hemodialysi
147 We conducted a
retrospective cohort study of hepatitis C virus (HCV) pa
148 In a
retrospective cohort study of hospitalized patients trea
149 In this
retrospective cohort study of individuals receiving care
150 We conducted a multicenter,
retrospective cohort study of injury deaths following ho
151 This was a multicenter
retrospective cohort study of inpatients with uncomplica
152 We performed a
retrospective cohort study of Kaiser Permanente Northern
153 In a
retrospective cohort study of Kaiser Permanente Southern
154 Retrospective cohort study of LTx recipients between Jan
155 We performed a
retrospective cohort study of Medicare beneficiaries who
156 Retrospective cohort study of Medicare fee-for-service p
157 In this
retrospective cohort study of men with low-risk prostate
158 We conducted a
retrospective cohort study of mothers and their very-low
159 A
retrospective cohort study of MPO- or PR3-ANCA-positive
160 A
retrospective cohort study of MSSA bacteremia was perfor
161 Methods and Results We conducted a
retrospective cohort study of nursing home residents age
162 A
retrospective cohort study of NZ children aged <6 years
163 We did a
retrospective cohort study of opioid-dependent people wh
164 Retrospective cohort study of patients <=85 years with c
165 This is a
retrospective cohort study of patients aged 18 to 80 yea
166 We performed a
retrospective cohort study of patients aged 50-69 with c
167 This was a
retrospective cohort study of patients ages 3 to 18 year
168 We performed a
retrospective cohort study of patients discharged from h
169 We conducted a
retrospective cohort study of patients hospitalized with
170 We performed a
retrospective cohort study of patients in the Kaiser Per
171 We did a
retrospective cohort study of patients of any age who ha
172 An international,
retrospective cohort study of patients undergoing anteri
173 Retrospective cohort study of patients undergoing bariat
174 We conducted a
retrospective cohort study of patients undergoing bariat
175 acic Surgery Database (GTSD), we conducted a
retrospective cohort study of patients undergoing electi
176 The YOUNG-MI registry is a
retrospective cohort study of patients who experienced a
177 ndependent predictors of ROP, we performed a
retrospective cohort study of patients who received ROP
178 We conducted a
retrospective cohort study of patients who underwent AWR
179 This is a population-based
retrospective cohort study of patients who underwent ele
180 CIPANTS: A propensity-matched registry-based
retrospective cohort study of patients with AMI complica
181 We performed a large
retrospective cohort study of patients with biopsy-prove
182 We conducted a
retrospective cohort study of patients with CDI in the U
183 We conducted a
retrospective cohort study of patients with CDI in the U
184 RE at the patient level.In this multicenter,
retrospective cohort study of patients with Clostridioid
185 We conducted a
retrospective cohort study of patients with compensated
186 This is a
retrospective cohort study of patients with CRS from Jan
187 We conducted a
retrospective cohort study of patients with employer-spo
188 We conducted a
retrospective cohort study of patients with HCV-related
189 We conducted a
retrospective cohort study of patients with HCV-related
190 We did a multicentre, international,
retrospective cohort study of patients with metastatic n
191 We performed a
retrospective cohort study of patients with newly diagno
192 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study of patients with POLSTs and w
193 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study of patterns of medical imagin
194 To investigate this issue, we performed a
retrospective cohort study of pediatric patients aged 1-
195 We conducted a single-center
retrospective cohort study of primary lung transplant re
196 We performed a
retrospective cohort study of stroke patients seen in th
197 tion reflected better health, we conducted a
retrospective cohort study of survival and dialysis disc
198 We conducted a
retrospective cohort study of Tennessee Medicaid enrolle
199 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study of the predictive accuracy of
200 alth, obesity, and pain in adulthood using a
retrospective cohort study of the Wisconsin Longitudinal
201 This was a
retrospective cohort study of UC encounters in the Inter
202 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study of US veterans receiving care
203 In a
retrospective cohort study of veterans with a new diagno
204 In this
retrospective, cohort study of participants with or with
205 A
retrospective, cohort study of PWID aged >=18 years admi
206 om several Swedish registers and conducted a
retrospective cohort study on a population-based sample
207 We conducted a
retrospective cohort study on all PCR(+)/EIA(-) adult in
208 SIGN, SETTING, AND PARTICIPANTS: Nationwide,
retrospective cohort study on all persons 15 years or ol
209 Retrospective cohort study on Medicare beneficiaries age
210 We based this
retrospective cohort study on the "Programme de medicali
211 We performed a nationwide
retrospective cohort study on the "Programme de Medicali
212 In this
retrospective cohort study,
patients aged 21-50 years wh
213 This
retrospective cohort study randomly selected 10,000 batt
214 Retrospective cohort study (
RETRACE) of 22 participating
215 we conducted a nationwide, population-based,
retrospective cohort study that encompassed all Israeli
216 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study that included 1 478 564 patie
217 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study that included adults of Europ
218 We conducted a
retrospective cohort study that included all patients wi
219 drawn from the BMT Survivor Study (BMTSS), a
retrospective cohort study that included patients who un
220 The YOUNG-MI registry is a
retrospective cohort study that includes patients who ex
221 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study that used Veterans Health Adm
222 This is a
retrospective cohort study that uses Cox proportional ha
223 In the
retrospective cohort study,
the primary outcome was deat
224 In this
retrospective cohort study,
these patients were matched
225 We did a
retrospective cohort study to characterise global surgic
226 We conducted a
retrospective cohort study to compare mortality from neu
227 We conducted a
retrospective cohort study to examine the effectiveness
228 We conducted a multi-site
retrospective cohort study to identify clinic services a
229 We conducted a multisite
retrospective cohort study to identify clinic services a
230 nhaled tobramycin or aztreonam.Methods: This
retrospective cohort study used the U.S. cystic fibrosis
231 We performed a
retrospective cohort study using a 20% national Medicare
232 We did a
retrospective cohort study using a case-registry from a
233 We conducted a
retrospective cohort study using administrative birth re
234 cerbation to the ICU.Methods: We performed a
retrospective cohort study using administrative data col
235 We conducted a population-based
retrospective cohort study using administrative data fro
236 We performed a
retrospective cohort study using administrative data to
237 This was a
retrospective cohort study using administrative data.
238 This was a multicenter
retrospective cohort study using clinical data from the
239 ine outcomes among patients with COVID-19, a
retrospective cohort study using data from Danish nation
240 A
retrospective cohort study using data from English pract
241 We conducted a
retrospective cohort study using data from the Resuscita
242 We conducted a
retrospective cohort study using data from the Veterans
243 We performed a
retrospective cohort study using data from the Veterans
244 DESIGN, SETTING, AND PARTICIPANTS:
Retrospective cohort study using data prospectively coll
245 This is a
retrospective cohort study using inverse probability of
246 This was a
retrospective cohort study using Medicaid clinical encou
247 SETTING, AND PARTICIPANTS: Population-based
retrospective cohort study using nationwide registries o
248 Retrospective cohort study using Poisson regression and
249 We performed a
retrospective cohort study using population-based admini
250 We performed a
retrospective cohort study using population-based health
251 DESIGN, SETTING, AND PARTICIPANTS: A
retrospective cohort study using population-level interr
252 Retrospective cohort study using State Inpatient Databas
253 We did a two-stage
retrospective cohort study using the Center for Internat
254 We conducted a
retrospective cohort study using the Corporate Data Ware
255 : We conducted a multicenter, international,
retrospective cohort study using the Extracorporeal Life
256 This is a
retrospective cohort study using the Kaiser Permanente S
257 A
retrospective cohort study using the MarketScan identifi
258 SKD in the inpatient setting, we conducted a
retrospective cohort study using the National Inpatient
259 We performed a
retrospective cohort study using the Surveillance, Epide
260 A population-based,
retrospective cohort study using the Taiwan National Hea
261 This was a
retrospective cohort study using the United Network for
262 A
retrospective cohort study using UK primary care electro
263 In this
retrospective cohort study,
using the Clinical Practice
264 This was a
retrospective cohort study utilizing prospectively colle
265 aterials and Methods This single-institution
retrospective cohort study was approved by the instituti
266 A
retrospective cohort study was conducted at a tertiary r
267 A
retrospective cohort study was conducted consisting of a
268 A
retrospective cohort study was conducted on 820 consecut
269 A
retrospective cohort study was conducted using an operat
270 panel can be also used in late pregnancy, a
retrospective cohort study was conducted using plasma co
271 A
retrospective cohort study was conducted using the Food
272 A
retrospective cohort study was conducted using US Nation
273 A
retrospective cohort study was performed among our kidne
274 A
retrospective cohort study was performed of patients und
275 A
retrospective cohort study was performed using ECLS-elig
276 A
retrospective cohort study was performed using the Pedia
277 A
retrospective cohort study was performed using the Penns
278 A
retrospective cohort study was performed using the Penns
279 The aim of this
retrospective cohort study was to evaluate the outcomes
280 A population-based,
retrospective, cohort study was conducted using data on
281 In this muticentric observational
retrospective cohort study we included all patients olde
282 In this
retrospective cohort study,
we abstracted medical record
283 In this
retrospective cohort study,
we analyzed data from patien
284 For this
retrospective cohort study,
we collected data from 90 US
285 In this international,
retrospective cohort study,
we collected data on age at
286 In this
retrospective cohort study,
we collected individual case
287 In a
retrospective cohort study,
we collected tissue samples
288 In this
retrospective cohort study,
we compared 21,690 survivors
289 In this
retrospective cohort study,
we describe the clinical pre
290 In this population-level
retrospective cohort study,
we identified patients from
291 In this
retrospective cohort study,
we identified patients with
292 In this
retrospective cohort study,
we included 99 patients admi
293 In this multicentric observational
retrospective cohort study,
we included all patients old
294 In this
retrospective cohort study,
we reviewed records of patie
295 In this cross-sectional
retrospective cohort study,
we sought to evaluate and co
296 In this
retrospective cohort study,
we used data from a cohort o
297 In this population-based,
retrospective cohort study,
we used data from the Austra
298 In this
retrospective cohort study with a total of 857 subjects
299 Childhood Cancer Survivor Study (CCSS) is a
retrospective cohort study with longitudinal follow-up o
300 The St Jude Lifetime (SJLIFE) Cohort is a
retrospective cohort study with prospective follow-up an