Summary of per capita outpatient, ED, inpatient expenditures and absenteeism days and absenteeism costs among employed individuals by BMI strata and ethnic groups (S$)
| Chinese n=2467 | Indian n=2128 | Malay n=1253 | |
| Mean (SD) | Mean (SD) | Mean (SD) | |
| Outpatient expenditure (S$) | |||
| Normal | 221 (378) | 255 (423) | 272 (372) |
| Overweight | 247 (385) | 246 (402) | 304 (421) |
| Obese | 221 (369) | 261 (416) | 285 (369) |
| ED expenditure (S$) | |||
| Normal | 5 (35) | 5 (35) | 13 (55) |
| Overweight | 7 (42) | 4 (31) | 10 (48) |
| Obese | 12 (52) | 6 (38) | 7 (41) |
| Inpatient expenditure (S$) | |||
| Normal | 487 (2135) | 846 (2905) | 1129 (3637) |
| Overweight | 464 (2257) | 799 (2840) | 1099 (3543) |
| Obese | 1028 (3398) | 739 (2710) | 1368 (3685) |
| Total medical expenditure (S$) | |||
| Normal | 701 (2189) | 1113 (2985) | 1428 (3717) |
| Overweight | 721 (2337) | 1054 (2900) | 1420 (3663) |
| Obese | 1278 (3502) | 1009 (2768) | 1645 (3771) |
| Chinese n=1341 | Indian n=1168 | Malay n=518 | |
| Mean (SD) | Mean (SD) | Mean (SD) | |
| Annualised absenteeism days | |||
| Normal | 1.5 (7.0) | 3.3 (11.6) | 3.1 (10.1) |
| Overweight | 2.4 (9.3) | 3.5 (12.1) | 4.1 (12.3) |
| Obese | 2.8 (11.8) | 4.7 (13.7) | 4.0 (11.6) |
| Absenteeism cost (S$) | |||
| Normal | 255 (1306) | 387 (1355) | 380 (1242) |
| Overweight | 490 (2485) | 439 (1507) | 607 (2074) |
| Obese | 654 (3668) | 749 (2833) | 871 (3931) |
Normal, 18.5–24.9 kg/m2; overweight, 25.0–29.9 kg/m2; obese, ≥30.0 kg/m2.
BMI, body-mass index; ED, emergency department.