Table 4.
Drug combination costs
| Drug Name | Observation | Mean US$ (95% CI) | Median US$ (IQR) |
|---|---|---|---|
| Enalapril | 11 | 37.6 (18.8‐56.3) | 47.1 (10.6‐56.5) |
| Hydrochlorothiazide | 19 | 25.9 (14.2‐37.6) | 21.2 (4.7‐47.1) |
| Nifedipine | 51 | 31.7 (20.0‐43.5) | 13.5 (3.9‐52.9) |
| Enalapril + hydrochlorothiazide | 24 | 43.7 (29.2‐58.3) | 40.6 (18.2‐61.8) |
| Nifedipine + enalapril | 10 | 16.2 (6.3‐26.0) | 10.6 (3.1‐22.7) |
| Nifedipine + hydrochlorothiazide | 47 | 28.8 (17.6‐39.9) | 17.6 (7.8‐33.5) |
| Nifedipine + hydrochlorothiazide + enalapril | 10 | 36.6 (5.3‐68.0) | 16.8 (7.1‐42.4) |
| Other combinations* | 10 | 29.5 (15.7‐43.4) | 30.6 (12.9‐38.2) |
Abbreviations: CI, confidence interval; IQR, interquartile range.
Asterisk is used to describe “Other combinations” as indicated: * Aminosaliysilic Acid + Atorvastatin = 1; Aminosaliysilic Acid + Losartan = 1; Amlodipine + Aminosaliysilic Acid + Digoxin = 1; Methyldopa = 1; Amlodipine + Amitriptyline = 1; Atenolol= 1; Losartan + Atenolol = 1; Losartan = 1; Unknown = 2