Table 1.
Patient characteristics
| Baseline characteristics | All patients (n = 163) n (%) | Any vDOT (n = 94) n (%) | No vDOT* (n = 69) n (%) | P value |
|---|---|---|---|---|
| Age, years, mean ± SD” | 52.3 ± 19.7 | 46.1 ± 17.7 | 60.8 ± 19.3 | <0.001‡ |
| Female sex | 63 (38.7) | 41 (43.6) | 22 (31.9) | 0.129 |
| Foreign-born | 152 (93.3) | 88 (93.6) | 64 (92.8) | 0.828 |
| Ethnicity Hispanic | 22 (13.5) | 15 (16.0) | 7 (10.1) | 0.377 |
| Race | 0.148 | |||
| Asian | 121 (74.2) | 65 (69.1) | 56 (81.2) | |
| Native Hawaiian/Other Pacific Islander | 6 (3.7) | 5 (5.3) | 1 (1.4) | |
| Black/African American | 11 (6.7) | 5 (5.3) | 6 (8.7) | |
| White | 19 (11.7) | 15 (16.0) | 4 (5.8) | |
| Unknown/not reported | 6 (3.7) | 4 (4.3) | 2 (2.9) | |
| Limited or no English | 75 (46) | 39 (41.5) | 36 (52.2) | 0.149 |
| Occupation | 0.056 | |||
| Health care worker | 9 (5.5) | 6 (6.4) | 3 (4.3) | |
| Other worker | 74 (45.4) | 51 (54.3) | 23 (33.3) | |
| Not seeking employment | 62 (38.0) | 29 (30.9) | 33 (47.8) | |
| Unemployed | 13 (8.0) | 5 (5.3) | 8 (11.6) | |
| Unknown | 4 (2.5) | 2 (2.1) | 2 (2.9) | |
| Homelessness | 4 (2.5) | 2 (2.1) | 2 (2.9) | 0.753 |
| Married/domestic partnership | 102 (62.6) | 59 (62.8) | 43 (62.3) | 0.954 |
| Children in household | 76 (46.6) | 41 (43.6) | 35 (50.7) | 0.267 |
| HIV-infected | 5 (3.1) | 4 (4.4) | 1 (1.4) | 0.019 |
| Any drug use | 5 (3.1) | 3 (3.2) | 2 (2.9) | 0.688 |
| Any alcohol use | 2 (1.2) | 2 (2.1) | 0 (0.0) | 0.099 |
| Diabetes | 49 (30.1) | 24 (25.5) | 25 (36.2) | 0.759 |
| TB drug resistance | 22 (13.5) | 12 (12.8) | 10 (14.5) | 0.926 |
| AFB smear result | 59 (36.2) | 33 (35.1) | 26 (37.7) | 0.360 |
| Any immunosuppression | 12 (7.4) | 8 (8.5) | 4 (5.8) | 0.512 |
*
No vDOT represents a combination of patients with self-administered and in-person DOT.
†
Age as of TB treatment start date.
‡
Statistically significant.
vDOT = video directly observed therapy; SD = standard deviation; AFB = acid-fast bacilli.