Table 4 Association between competition of care groups and health insurers, and price of DMPs per health insurer based on univariate linear regression analysis
From: Market competition and price of disease management programmes: an observational study
Health insurer 1 (n = 12) | Health insurer 2 (n = 25) | Health insurer 3 (n = 14) | Health insurer 4 (n = 14) | All health insurers | |
|---|---|---|---|---|---|
Effect (95% CI) | Effect (95% CI) | Effect (95% CI) | Effect (95% CI) | Effect (95% CI) | |
Insurer market concentration (HHI) | -0.005 (-0.033-0.024) | -0.001 (-0.012-0.009) | -0.002 (-0.015-0.010) | -0.003 (-0.013-0.007) | 0.004 (-0.008-0.017) |
Number of care groups in region | 5.66 (-17.29-28.62) | 2.04 (-1.81 - 5.90) | 2.45 (-0.73-5.63) | -0.51 (-2.30-1.28) | -4.78 (-8.41 - - 1.15)* |
Care group market share | 0.15 (-2.49 - 2.80) | 0.12 (-0.29-0.53) | 0.23 (-0.34-0.79) | 0.18 (-0.46-0.82) | 0.49 (-0.16 - 1.15) |