Retrospective Cohort Study
Copyright ©The Author(s) 2016.
World J Gastrointest Surg. Apr 27, 2016; 8(4): 308-314
Published online Apr 27, 2016. doi: 10.4240/wjgs.v8.i4.308
Table 1 Preoperative variables n (%)
Examined variablesComplicated diverticular disease (G1)Uncomplicated diverticular disease (G2)P value
[n = 72 (28)][n =188 (72)]
Sex0.474 (N/S)
Females24 (33)73 (39)χ2
Males48 (67)115 (61)
Age (yr)58 ± 12 (29-84)57 ± 11 (27-89)0.178 (N/S)
t-test
BMI (kg/m2)26 ± 4 (19-41)26 ± 4 (17-41)0.112 (N/S)
t-test
ASA
I16 (22)50 (27)0.057 (N/S)
II47 (65)128 (68)χ2
III9 (13)10 (5)
Previous abdominal surgery37 (51)107 (57)0.605 (N/S)
χ2
Previous episodes of diverticulitis1.36 ± 1.4 (0-5)2.42 ± 1.3 (0-10)< 0.05
t-test