Table 3. Comparison of AI Assistance Capabilities Between Early and Late Session.

Outcome	No.	Early session			Late session
		Detection rate, AI vs unassisted, %	P value	OR (95% CI)	Detection rate, AI vs unassisted, %	P value	OR (95% CI)
Adenoma detection rate
All procedures	1780	22.95 vs 13.73	.01	1.60 (1.10-2.34)	22.06 vs 5.70	<.001	3.81 (2.10-6.91)
BBPS
≥2 In all segments	1575	22.50 vs 14.24	.07	1.46 (0.98-2.17)	21.77 vs 5.81	<.001	3.63 (1.94-6.76)
<2 In any segment	205	26.19 vs 9.76	.08	3.39 (0.89-12.98)	24.14 vs 4.55	.10	9.06 (0.66-123.65)
Withdrawal time, min
≥6	1245	25.90 vs 17.46	.006	1.85 (1.19-2.87)	23.51 vs 7.08	<.001	4.24 (1.95-9.19)
<6	535	10.16 vs 9.52	.79	1.12 (0.48-2.61)	15.73 vs 4.67	.02	3.41 (1.26-9.23)
Endoscopist experience
High experience	184	12.50 vs 16.07	.80	0.86 (0.26-2.85)	30.77 vs 12.20	.12	2.65 (0.78-8.97)
Mid experience	784	26.30 vs 15.08	.03	1.91 (1.07-3.42)	21.96 vs 3.06	.003	6.32 (1.85-21.58)
Low experience	812	20.69 vs 12.00	.25	1.41 (0.79-2.54)	20.63 vs 5.65	.001	4.03 (1.62-10.02)
Polyp detection rate
All procedures	1780	55.99 vs 41.46	.005	1.53 (1.14-2.06)	52.31 vs 31.56	.001	1.90 (1.32-2.73)
BBPS
≥2 In all segments	1575	57.50 vs 40.51	.001	1.67 (1.22-2.28)	52.39 vs 31.12	<.001	1.99 (1.36-2.93)
<2 In any segment	205	45.24 vs 48.78	.54	0.73 (0.27-1.98)	51.72 vs 36.36	.99	1.01 (0.28-3.61)
Withdrawal time
≥6	1245	60.43 vs 48.68	.001	1.87 (1.30-2.69)	55.56 vs 39.82	.004	1.97 (1.24-3.10)
<6	535	36.72 vs 33.33	.75	1.09 (0.64-1.88)	38.20 vs 25.33	.04	2.02 (1.04-3.91)
Endoscopist experience
High experience	184	39.58 vs 51.79	.38	0.68 (0.29-1.62)	56.41 vs 34.15	.10	2.59 (0.84-7.95)
Mid experience	784	57.80 vs 37.30	.002	2.10 (1.31-3.37)	50.93 vs 27.55	.04	1.91 (1.04-3.52)
Low experience	812	56.55 vs 41.14	.07	1.50 (0.96-2.34)	52.91 vs 33.87	.03	1.78 (1.05-3.02)

Abbreviations: AI, artificial intelligence; BBPS, Boston bowel preparation scale; OR, odds ratio.