Development and evaluation of a risk assessment tool to improve clinical triage accuracy for colonoscopic investigations

Table 4 Accuracy and distribution of assigned colonoscopy waiting list categories using GP-reported symptoms compared to risk assessment tool

	SBD, Positive n (%)	No SBD, Positive n (%)	OR	95% CI	P-value
Triage category classification	n = 113^c	n = 310^c
Symptoms-based^b			1.4	0.88-2.11	0.153
Category 1	61 (54.0%)	143 (46.1%)
Category 2/3	52 (46.0%)	167 (53.8%)
Risk Assessment Tool	n = 114	n = 314	9.0	4.29-18.75	2.32^a10⁻¹¹
Category 1	28 (24.6%)	11 (3.5%)
Category 2/3	86 (75.4%)	303 (96.5%)

^aCategory 1 (most urgent), Category 2 (moderately urgent), Category 3 (least urgent)
^bCurrent practice
^c5 patients have been excluded due to missing triage category information. The denominators for percentages are based on the total amount of available data

ISSN: 1471-2407