Characteristics and determinants of loss to follow-up among tuberculosis (TB) patients who smoke in an industrial state of Malaysia: a registry-based study of the years 2013-2017

Table 3 Determinants of loss to follow-up among TB patients who smoke and are registered in Selangor

Variable		Crude OR	95% CI	P-value	AOR	95% CI	p-value^a
Age	< 32	1.32	1.04-1.67	0.025	1.08	0.83-1.42	0.537
	32-41	1.82	1.44-2.29	< 0.001	1.60	1.23-2.08	0.001
	42-53	1.42	1.15-1.82	0.002	1.44	1.11-1.87	0.007
	> 53	1			1
Nationality	Malaysian	1.66	1.24-2.20	< 0.001	2.34	1.66-3.30	0.001
Nationality	Non-Malaysian	1			1
Locality	Urban	1.28	1.04-1.57	0.023	1.55	1.23-1.97	< 0.001
Locality	Rural	1
Income level	≤RM2160	2.21	1.65-2.95	< 0.001	1.59	1.14-2.20	0.006
Income level	>RM2160	1
Employment status	Employed	1			1
Employment status	Un-employed	1.38	1.18-1.61	< 0.001	1.30	1.09-1.55	0.004
Education Level	High Education	1			1
	Secondary school	1.73	1.34-2.49	< 0.001	1.60	1.22-2.10	0.001
	Primary school	1.3	0.92-1.84	0.136	1.73	1.16-2.57	0.007
	No education	1.82	1.34-2.49	< 0.001	2.29	1.57-3.33	< 0.001
TB case categories	New case	1
TB case categories	Previously treated cases	2.58	2.07-3.22	< 0.001	2.19	1.71-2.81	< 0.001
TB case detection	Passive	1
TB case detection	Active (screening)	2.286	1.64-3.18	< 0.001	2.06	1.40-3.02	< 0.001
X-ray status	No lesions	1			1
	Minimal lesions	1.06	0.79-1.42	0.685	1.17	0.84-1.63	0.363
	Moderate lesions	1.44	1.06-1.94	0.019	1.60	1.13-2.27	0.008
	Severe lesions	1.27	0.72-2.24	0.722	1.17	0.61-2.26	0.641
HIV status	Yes	1.78	1.38-2.31	< 0.001	1.36	1.02-1.82	0.037
HIV status	No	1

AOR Adjusted odds ratio, CI Confidence interval, B Regression coefficient, Nagelkerke R² = 0.086, Hosmer and Lemeshow test = 0.603, Classification = 83.0% correct, AUC = 0.672 (95%CI: 65.0-69.3)
^aTest used: Multiple Logistic Regression Analysis (Method Backward LR; B Constant = −4.276, Model assumption are met Interaction considered in the model, No Multicollinearity)

ISSN: 1471-2458