Table 2.

Patient characteristics within treatment classification

Variable	Undertreatment (N = 167)	Appropriate (N = 471)	Overtreatment (N = 383)	P value
Age (mean ± s.d.)	65·2 ± 17·0	61·5 ± 17·8	62·8 ± 18·7	0·04
Sex				0·67
Male, n (%)	86 (51·5%)	183 (47·8%)	237 (50·3%)
Service				0·69
Medicine, n (%)	128 (76·6%)	373 (79·2%)	308 (80·4%)
Surgery, n (%)	39 (23·4)	98 (20·8)	75 (19·6)
IBD
Crohn's, n (%)	3 (9%)	11 (31%)	21 (60%)	0·02
UC, n (%)	3 (10%)	15 (50%)	12 (40%)	0·71
Chemotherapy, n (%)	103 (22%)	78 (20%)	37 (22%)	0·85
Radiation, n (%)	13 (8%)	39 (8%)	21 (6%)	0·29
ICU				0·05
IMC, n (%)	86 (52%)	133 (28%)	99 (26%)
ICU, n (%)	20 (12%)	88 (19%)	101 (26%)
Steroids, n (%)	48 (29%)	125 (27%)	113 (30%)	0·19