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Observational Study
©The Author(s) 2023.
World J Gastrointest Surg. Nov 27, 2023; 15(11): 2537-2552
Published online Nov 27, 2023. doi: 10.4240/wjgs.v15.i11.2537
Table 2 Baseline demographics and patient characteristics
Cohort 1
Cohort 2
Cohort 3
Cohorts 2 + 3
All non-PF CD
(n = 620)
CPF no surgery
(n = 174)
CPF with surgery
(n = 135)
All CPF
(n = 309)
Sex, n (%)
Male360 (58)a116 (67)b93 (69)b209 (68)c
Age, yr, n (%)1
    21-40340 (55)a,d,e112 (64)c90 (67)c202 (65)c
    41-60208 (34)b59 (34)b44 (33)b103 (33)b
    61-8072 (12)a,d,e3 (2)c1 (1)c4 (1)c
CD flare-up status, n (%)
    Recent flare-up270 (44)a,e85 (49)e87 (64)c,d172 (56)c
Comorbidities, n (%)
    Asthma88 (14)b27 (16)b30 (22)b57 (18)b
    Obesity87 (14)b31 (18)b22 (16)b53 (17)b
    Cardiovascular disease33 (5)a,e13 (7)b17 (13)c30 (10)c
    COPD17 (3)e4 (2)d11 (8)c,d15 (5)b
    Cancer22 (4)b7 (4)b7 (5)b14 (5)b
    Renal disease14 (2)b6 (3)b6 (4)b12 (4)b


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