Table 4a.
Motivation, health-related quality of life, HIV treatment engagement, and HIV viral load over time (Mean [SD] or percent).
| Baseline | Follow-Up One | Follow-Up Two | ||||
|---|---|---|---|---|---|---|
| Fixed (n = 41) | Lottery (n = 39) | Fixed (n = 31) | Lottery (n = 29) | Fixed (n = 28) | Lottery (n = 30) | |
| Motivation (0–100) | ||||||
| Motivation for HIV Care | 88.7 (19.0) | 92.4 (13.1) | 95.0 (8.37) | 95.4 (6.21) | 94.3 (10.2) | 97.2 (4.63) |
| Motivation for High HIV Medication Adherence | 81.5 (24.7) | 83.7 (21.0) | 91.3 (9.97) | 95.7 (7.53) | 94.7 (11.1) | 95.9 (5.80) |
| Motivation for Undetectable Viral Load | 86.8 (22.1) | 91.3 (13.5) | 90.4 (18.5) | 92.8 (9.52) | 92.1 (12.7) | 93.0 (12.7) |
| SF-12 health-related quality of life | ||||||
| SF-6D Health Utility score | 0.705 (0.188) | 0.684 (0.187) | 0.742 (0.188) | 0.742 (0.197) | 0.761 (0.207) | 0.698 (0.174) |
| SF-12 Physical Health T-score | 44.4 (12.2) | 43.4 (10.8) | 46.6 (11.4) | 43.8 (10.5) | 47.5 (11.0) | 45.1 (11.4) |
| SF-12 Mental Health T-score | 46.5 (12.7) | 44.9 (12.2) | 48.2 (10.9) | 49.6 (10.2) | 47.0 (10.3) | 44.7 (11.7) |
| HIV treatment engagement | ||||||
| HIV Medication Adherence (0–100) | 66.1 (38.3) | 50.3 (40.1) | 65.3 (28.3) | 72.8 (26.3) | 67.9 (24.9) | 79.8 (21.0) |
| HIV Medication Taken in Past 4 Weeks | 34 (82.9%) | 28 (71.8%) | 30 (96.8%) | 27 (93.1%) | 28 (100%) | 30 (100%) |
| HIV viral load | ||||||
| log10 HIV viral load† | 4.06 (0.90) | 3.78 (0.91) | 3.40 (1.61) | 3.26 (1.34) | 3.44 (1.64) | 2.85 (1.44) |
| Suppressed (viral load < 200) | 0 (0%) | 0 (0%) | 9 (29%) | 7 (22.6%) | 7 (24.1%) | 13 (41.9%) |
†At Follow-Up One, viral load was available for 31 participants assigned to fixed compensation and 31 participants assigned to lottery prize. At Follow-Up Two, viral load was available for 29 participants assigned to fixed compensation and 31 participants assigned to lottery prize.
Available for 29 participants assigned to fixed compensation and 31 participants assigned to lottery prize.