Table 2.

Risk factors in patients with chronic nonbloody diarrhea most commonly associated with having a positive SeHCAT test suggestive of a BAD diagnosis

Risk factor	SeHCAT, <10% (at least moderate)	SeHCAT, <15% (at least mild)
Cholecystectomy	78% (26) 68%; OR, 5.70; 95% CI, 2.42–13.46 (25) 21% (24)	86%; 95% CI, 71%–95% (26) 68%; OR, 2.51; 99% CI, 1.10–5.77 (24) 57%; OR, 2.54; 95% CI, 1.36–4.74 (29)
TI resection or right hemicolectomy for Crohn’s disease	100% (44)97% (28) 91%; OR, 15.83; 95% CI, 2.62–95.69 (25) 87% (24)	92%; OR, 12.4; 99% CI, 2.42–63.8 (24)91%; 95% CI, 78%–87% (26) 87%; OR, 5.0; 95% CI, 2.20–11.4 (29)
TI resection or right hemicolectomy for reasons other than Crohn’s disease	76% (24) 71% (29)	82%; OR, 7.94; 99% CI, 1.02– 61.6 (24)
Radiotherapy without resection	18% (30)	62% (27) 36% (30)
Radiotherapy with resection	71% (30)	88% (30)

BAD, bile acid diarrhea; OR, odds ratio; SeHCAT, ⁷⁵selenium homocholic acid taurine; TI, terminal ileum.