From: Delay in treatment initiation and its association with clinical severity and infectiousness among new adult pulmonary tuberculosis patients in Tigray, northern Ethiopia
Variable categories
Frequency
Percent
Alcohol use
Yes
464
53
No
411
47
History of smoking
89
10.2
786
89.8
Previous TB contact
128
13.3
747
77.8
Family size
1–3
477
54.5
> 3
398
45.5
Number of rooms
< 2
358
40.9
517
59.1