Table 3.

Association between risk factors for Type 1 reactions at time of diagnosis^*

Variables	Cases (N = 271)	Controls (N = 1531)	OR crude (95% CI)	OR adjusted (95% CI)
Sites
Brazil	60	555	1	1
Philippines	28	222	1.17 (0.73–1.88)	1.09 (0.64–1.75)
Nepal	183	754	2.24 (1.64–3.07)	2.58 (1.88–3.51)
Sex
Females	81	551	1	1
Males	190	980	1.31 (1.01–1.74)	1.14 (0.85–1.51)
Age years
0–14	17	140	1	1
15–29	76	514	1.22 (0.70–2.13)	2.29 (0.73–2.28)
30–44	85	427	1.63 (0.94–2.86)	1.64 (0.93–2.99)
45–59	64	311	1.69 (0.96–3.00)	1.72 (0.96–3.08)
≥ 60	29	139	1.72 (0.90–3.27)	1.67 (0.86–3.24)
Clinical types
PB	154	1073	1	1
MB	117	458	1.78 (1.36–2.32)	2.14 (1.52–3.02)

^*Adjusted odds ratio (OR) estimated by multivariate analysis.

CI = confidence interval; PB = paucibacillary; MB = multibacillary.