Table 3

Variables in the multivariable predictive regression model of radiological pathology in multidrug-resistant tuberculosis with rate ratios and their associated lower and upper 95% CI, SE and p values

Variable	Rate ratio	Upper CI	Lower CI	SE	P value*
Mutation
katG.315	1.14	1.28	1.01	0.07	1.00
rpoB.450	0.81	0.94	0.69	0.06	0.03
rpoC.1040	1.97	2.16	1.77	0.10	<0.01
rpoB.435	1.21	1.40	1.01	0.10	1.00
Rv2828c.141	1.30	1.39	1.21	0.04	<0.01
embB.306	0.86	0.97	0.74	0.06	0.27
rpoB.445	1.09	1.25	0.93	0.08	1.00
Male gender	1.13	1.23	1.04	0.05	0.29
HIV positive	0.84	1.02	0.66	0.09	1.00
Age 10–19	Comparison	Comparison	Comparison	Comparison	Comparison
Age 20–29	0.97	1.08	0.87	0.05	1.00
Age 30–39	0.66	0.82	0.50	0.08	<0.01
Age 40–49	0.93	1.08	0.78	0.08	1.00
Age 50–59	1.20	1.37	1.02	0.09	1.00
Age 60–69	0.71	1.04	0.38	0.17	1.00
Age 70–79	0.43	0.79	0.07	0.18	<0.01
MDR	Comparison	Comparison	Comparison	Comparison	Comparison
Mono-resistant	0.86	0.99	0.72	0.07	0.75
Previous TB	1.19	1.28	1.10	0.05	<0.01
Lineage 2	Comparison	Comparison	Comparison	Comparison	Comparison
Lineage 4	1.28	1.49	1.08	0.10	0.48
Lineage 4.1.1	1.32	1.54	1.10	0.11	0.33
Lineage 4.1.1.3	1.06	1.34	0.78	0.14	1.00
Lineage 4.1.2.1	1.34	1.52	1.16	0.09	0.05
Lineage 4.3.2	1.15	1.40	0.89	0.13	1.00
Lineage 4.3.3	1.02	1.18	0.87	0.08	1.00
Lineage 4.3.4.1	0.61	0.89	0.33	0.14	0.02
Lineage 4.3.4.2	1.26	1.43	1.08	0.09	0.27
Lineage 4.8	0.98	1.39	0.57	0.21	1.00

*Bonferroni-corrected p value.