Table II.

Risk estimates of CNI non-responsiveness.

		95% CI
Characteristic	Risk estimate	Lower	Upper
Male gender	1.267	0.412	3.896
Age ≥40 years	1.538	0.481	4.916
Disease duration ≥4 years	2.308	0.755	7.055
Seo’s CIDAI ≥220 points	1.061	0.336	3.070
Prior AZA treatment	1.385	0.416	4.612
Undermining ulcer present	0.900	0.302	2.685
Pancolitis	2.500	0.701	8.915
C7-HRP positivity	12.000	3.200	44.988
PSL ≥10,000 mg	12.375	3.122	49.048

Values in bold print are statistically significant. AZA, azathioprine; CI, confidence interval; CIDAI, complex integrated disease activity index; PSL, prednisolone.