Factors associated with public healthcare use, 2020, Cambodia
| Disease group | Overall (N=2360) | No T2D/HTN (N=1331) | HTN (N=161) | T2D (N=109) | T2D plus HTN (N=759) |
| AIRR (95% CI) | AIRR (95% CI) | AIRR (95% CI) | AIRR (95% CI) | AIRR (95% CI) | |
| No T2D/HTN | Ref. | – | – | –_ | – |
| HTN | 1.0 (0.8 to 1.2) | – | – | – | – |
| T2D | 1.9 (1.3 to 2.9)** | – | – | – | – |
| T2D plus HTN | 1.9 (1.3 to 2.7)*** | – | – | – | – |
| Age in year | |||||
| 40–49 | Ref. | Ref. | Ref. | Ref. | |
| 50–59 | 1.2 (0.9 to 1.5) | 1.4 (1.0 to 1.9) | 0.6 (0.3 to 1.2) | 1.5 (0.5 to 4.5) | 1.2 (0.3 to 4.2) |
| 60+ | 1.1 (0.8 to 1.4) | 1.2 (0.9 to 1.7) | 0.7 (0.4 to 1.3) | 1.5 (0.5 to 4.5) | 0.6 (0.2 to 2.2) |
| Having NSSF membership | |||||
| No | Ref. | Ref. | Ref. | Ref. | |
| Yes | 1.4 (0.9 to 2.1) | 1.0 (0.5 to 1.8) | 2.0 (0.9 to 4.6) | 2.3 (0.5 to 10.1) | 1.9 (0.7 to 4.8) |
| Having HEF membership | |||||
| No | Ref. | Ref. | Ref. | ||
| Yes | 1.4 (1.1 to 1.8)* | 1.4 (1.0 to 2.0)* | 1.4 (0.9 to 2.3) | 2.1 (0.8 to 5.1) | 1.9 (1.0 to 3.7) |
| Household socioeconomic class | |||||
| Poorest | 1.4 (1.0 to 2.0)* | 1.0 (0.7 to 1.6) | 2.1 (1.1 to 4.0)* | 1.2 (0.4 to 3.5) | 2.6 (0.9 to 7.1) |
| Poor | 1.2 (0.9 to 1.7) | 1.1 (0.7 to 1.7) | 1.2 (0.7 to 2.3) | 0.7 (0.2 to 2.1) | 2.6 (1.0 to 7.3) |
| Medium | 1.1 (0.8 to 1.5) | 0.9 (0.6 to 1.4) | 1.2 (0.7 to 2.3) | 0.9 (0.4 to 2.2) | 3.0 (1.2 to 7.7) |
| Rich | 1.1 (0.8 to 1.4) | 1.1 (0.7 to 1.7) | 1.0 (0.6 to 1.8) | 1.2 (0.4 to 3.5) | 1.7 (0.7 to 4.1) |
| Richest | Ref. | Ref. | Ref. | Ref. | Ref. |
| Care model | |||||
| Coexisting | 1.4 (1.0 to 1.9)* | 1.5 (1.0 to 2.3) | 1.3 (0.7 to 2.3) | 2.5 (0.8 to 7.6) | 4.0 (1.2 to 12.9)* |
| Community-based | 0.9 (0.7 to 1.2) | 1.0 (0.6 to 1.5) | 0.5 (0.3 to 1.0) | 3.7 (1.2 to 11.3)* | 1.7 (0.5 to 6.1) |
| Health centre-based (high) | 0.8 (0.6 to 1.1) | 0.8 (0.5 to 1.3) | 0.7 (0.4 to 1.3) | 1.3 (0.4 to 3.9) | 2.7 (0.9 to 8.8) |
| Health centre-based (low) | 1.0 (0.8 to 1.4) | 1.4 (1.0 to 2.1) | 0.6 (0.3 to 1.0) | 3.3 (1.1 to 9.8)* | 3.0 (1.0 to 9.1) |
| Hospital-based | Ref. | Ref. | Ref. | Ref. | Ref. |
Health centre-based (high) means the OD with high coverage (six out of nine) of health centres with the WHO Package of Essential Non-communicable Disease Interventions (PEN); health centre-based (low) means the OD with low coverage (6 out of 25) of health centres with the WHO PEN.
*p<0.05, **p<0.01, ***p<0.001.
AIRR, adjusted incidence rate ratio; HEF, Health Equity Fund; HTN, hypertension; NSSF, National Social Security Fund; OD, operational district; Ref., reference group; T2D, type 2 diabetes.