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Table 4 Willingness to pay for MMT by different patient groups

From: Expanding co-payment for methadone maintenance services in Vietnam: the importance of addressing health and socioeconomic inequalities

Variable   Willing to pay Monthly price (1000 Vietnam Dong)
N No. % Mean (95% CI)
Overall 1016 970 95.5% 639 575 704
MMT models
 Nam Dinh 270 259 95.9% 595 478 712
 Xuan Truong 151 148 98.0% 594 433 755
 Tu Liem 201 193 96.0% 694 539 849
 Long Bien 184 174 94.6% 689 532 845
 Ha Dong 210 196 93.3% 631 489 774
History of drug rehabilitation
 None 74 69 93.2% 495 298 691
 1–5 times 675 648 96.0% 639 559 718
 6–10 times 211 202 95.7% 689 542 836
  > 10 times 56 51 91.1% 636 369 904
HIV status
 Positive 82 45 54.9% 435 237 632
 Negative 876 870 99.3% 660 591 730
 N/A 58 55 94.8% 622 325 919
Duration on MMT
 Not yet 28 24 85.7% 545 135 954
 1–3 months 115 110 95.7% 815 581 1049
 4–6 months 74 72 97.3% 609 370 848
 7–12 months 257 246 95.7% 607 483 730
 13–24 months 341 327 95.9% 582 482 682
 25–36 months 166 157 94.6% 598 450 747
 37–60 months 35 34 97.1% 1102 600 1604