Table 1: Demographic characteristics of hospitalized inpatients and outpatients with stools analyzed for C. difficile toxin B detection.

CDTB Analyses Total

N (%°)
Patients Variables Negative
N (%*)
Positive
N (%*)
Gender
Females 2,164 (86.6) 335 (13.4) 2,499 (54.4)
Males 1,869 (89.4) 222 (10.6) 2,091 (45.6)
Age, years
0-64 1,270 (91.5) 118 (8.5) 1,388 (30.2)
65-79 1,344 (88.2) 180 (11.8) 1,524 (33.2)
>=80 1,419 (84.6) 259 (15.4) 1,678 (36.6)
Patients provenance
hospital 3,622 (87.6) 511 (12.4) 4,133 (90.0)
community 411 (89.9) 46 (10.1) 457 (10.0)
Year of analysis
2010 a 341 (85.7) 57 (14.3) 398 (8.7)
2011 558 (88.7) 71 (11.3) 629 (13.7)
2012 623 (89.3) 75 (10.7) 698 (15.2)
2013 846 (87.0) 126 (13.0) 972 (21.2)
2014 1,297 (87.5) 186 (12.5) 1,483 (32.3)
2015 b 368 (89.8) 42 (10.2) 410 (8.9)
Season
Winter 1,212 (87.1) 179 (12.9) 1391 (30.3)
Spring 960 (87.8) 133 (12.2) 1,093 (23.8)
Summer 855 (89.5) 100 (10.5) 955 (20.8)
Autumn 1,006 (87.4) 145 (12.6) 1,151 (25.1)

* Row percentage.
°Column percentage.
a9 months.
b3 months.