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Volume 32, Number 3—March 2026
Dispatch
Tuberculosis after TB Preventive Therapy in Persons Living with HIV Recently Initiating Antiretroviral Therapy, Mozambique
Table 2
Incidence of TB among persons living with HIV newly initiated on ART after 2 years of follow-up, Mozambique, 2021–2024*
| Characteristic | No. TB positive | Person-years | Incidence (95% CI) | Univariate analysis |
Multivariate analysis |
|||
|---|---|---|---|---|---|---|---|---|
| IRR (95% CI) | p value | IRR (95% CI) | p value | |||||
| TPT completion status | ||||||||
| Complete | 1,550 | 492,835 | 3.1 (3.0–3.3) | Referent | Referent | |||
| Incomplete | 1,346 | 122,675 | 11.0 (10.4–11.6) | 3.5 (3.2–3.8) | <0.001 | 3.83 (3.5–4.2) | <0.001 | |
| Not started |
231 |
10,705 |
21.6 (18.9–24.5) |
6.9 (5.7–8.3) |
<0.001 |
5.25 (4.4–6.3) |
<0.001 |
|
| Sex | ||||||||
| F | 1,553 | 393,961 | 3.9 (3.7–4.1) | Referent | Referent | |||
| M |
1,574 |
232,254 |
6.8 (6.4–7.1) |
1.7 (1.6–1.9) |
<0.001 |
1.56 (1.4–1.7) |
<0.001 |
|
| Viral load result† | ||||||||
| Suppressed | 2,603 | 579,825 | 4.5 (4.3–4.7) | Referent | Referent | |||
| Not suppressed |
524 |
46,390 |
11.3 (10.3–12.3) |
2.5 (2.3–2.8) |
<0.001 |
2.28 (2.0–2.5) |
<0.001 |
|
| Age group | ||||||||
| 15–49 | 2,352 | 541,281 | 4.3 (4.2–4.5) | Referent | Referent | |||
| >50 | 477 | 52,035 | 9.2 (8.4–10.0) | 2.1 (1.9–2.4) | <0.001 | 1.55 (1.4–1.8) | <0.001 | |
| <15 |
298 |
32,899 |
9.1 (8.1–10.1) |
2.1 (1.8–2.4) |
<0.001 |
1.76 (1.6–2.0) |
<0.001 |
|
| TPT regimen‡ | ||||||||
| Isoniazid | 2,672 | 583,015 | 4.6 (4.4–4.8) | Referent | ||||
| 3HP | 224 | 32,495 | 6.9 (6.0–7.9) | 1.5 (1.2–1.8) | <0.001 | |||
| No TPT |
231 |
10,705 |
21.6 (18.9–24.5) |
4.7 (3.9–5.6) |
<0.001 |
|||
| Health facility setting | ||||||||
| Rural | 1,749 | 392,126 | 4.5 (4.3–4.7) | Referent | Referent | |||
| Urban |
1,378 |
234,089 |
5.9 (5.6–6.2) |
1.3 (1.1–1.5) |
<0.001 |
1.21 (1.1–1.4) |
<0.001 |
|
| Region§ | ||||||||
| Northern | 796 | 185,636 | 4.3 (4.0–4.6) | Referent | Referent | |||
| Central | 1,295 | 289,951 | 4.5 (4.2–4.7) | 1.0 (0.9–1.3) | 0.67 | 0.84 (0.7–1.0) | 0.02 | |
| Southern |
1,036 |
150,628 |
6.9 (6.5–7.3) |
1.6 (1.4–1.9) |
<0.001 |
1.51 (1.3–1.8) |
<0.001 |
|
| Latest CD4 result | ||||||||
| >200 cells/mm3 | 550 | 72,187 | 7.6 (7.0–8.3) | Referent | Referent | |||
| <200 cells/mm3 | 326 | 16,597 | 19.6 (17.6–21.9) | 2.6 (2.2–3.0) | <0.001 | 2.11 (1.8–2.5) | <0.001 | |
| Not tested |
2,251 |
537,431 |
4.2 (4.0–4.4) |
0.5 (0.5–0.6) |
<0.001 |
0.58 (0.5-0.7) |
<0.001 |
|
| WHO staging status at ART start | ||||||||
| Stage I | 2,117 | 509,232 | 4.2 (4.0–4.3) | Referent | Referent | |||
| Stage II | 551 | 77,186 | 7.1 (6.6–7.8) | 1.7 (1.5–1.9) | <0.001 | 1.61 (1.5–1.8) | <0.001 | |
| Stage III | 345 | 24,948 | 13.8 (12.4–15.4) | 3.3 (3.0–3.8) | <0.001 | 2.62 (2.3–3.0) | <0.001 | |
| Stage IV | 51 | 4,201 | 12.1 (9.0–16.0) | 2.9 (2.3–3.8) | <0.001 | 1.89 (1.5–2.4) | <0.001 | |
| Not recorded |
63 |
10,649 |
5.9 (4.5–7.6) |
1.4 (1.1–1.9) |
0.01 |
1.29 (1.0–1.7) |
0.06 |
|
| Started TPT within 30 d of ART initiation‡ | ||||||||
| TPT at ART start | 2,569 | 572,983 | 4.5 (4.3–4.7) | Referent | ||||
| Delayed TPT start | 327 | 42,527 | 7.7 (6.9–8.9) | 1.7 (1.5–1.9) | <0.001 | |||
| Not started | 231 | 10,705 | 21.6 (18.9–24.5) | 4.8 (4.0–5.8) | <0.001 | |||
*Incidence is cases/1,000 person-years. IRR, incidence rate ratio, TPT, TB prevention therapy, 3HP, 3-month course of 12 (1/wk) doses of isoniazid and rifapentine. †Suppressed: <1,000 copies/mL; unsuppressed: >1,000 copies/mL. ‡Variable not included in multivariate analysis. §Mozambique’s 11 provinces are categorized into 3 regions: Central (Sofala, Manica, Tete, Zambezia), Northern (Nampula, Niassa, Cabo Delgado), and Southern (Maputo City, Maputo, Gaza, Inhambane).