Table 1.
Base Case Results (Discounted) for Both Types of Surgery from the Tunisian Healthcare Payor Perspective
| Group 1 | Group 2 | |||||
|---|---|---|---|---|---|---|
| Surgery | Conventional Treatment | Difference | Surgery | Conventional Treatment | Difference | |
| Total cost per patient (TND) | 40,347 | 34,339 | 6008 | 41,178 | 36,919 | 4259 |
| Cost of treatment (surgery and obesity care) for the cohort (TND) | 19,539,830 | 8,610,819 | 10,929,011 | 18,246,462 | 7,863,939 | 10,382,523 |
| Total obesity-related comorbidity costs for the cohort (TND) | 20,807,034 | 27,728,328 | −4,921,294 | 22,931,616 | 29,055,305 | −6,123,689 |
| Survival (years per patient) | 15.92 | 15.74 | 0.18 | 14.31 | 14.08 | 0.23 |
| QALYs per patient | 9.52 | 6.26 | 3.26 | 7.15 | 5.38 | 1.77 |
| Net monetary benefit at 31,379 TND/QALY (TND) | 285,310 | 162,058 | 96,251 | 183,114 | 131,991 | 51,123 |
| ICER | 1844 TND/QALY | 2413 TND/QALY | ||||
Notes: Group 1: BMI ≥40 kg/m2, or BMI ≥35 kg/m2 with obesity-related comorbidities; Group 2: BMI ≥35 kg/m2 with T2DM.
Abbreviations: ICER, Incremental cost-effectiveness ratio; NMB, Net monetary benefit; QALY, Quality-adjusted life year; TND, Tunisian Dinar.