Model; variable* | Technical quality score, estimate (95% CI) | ||
---|---|---|---|
Episodic illness | Chronic illness plus prevention | Overall | |
Model 1 (empty model) | |||
Fixed effects | |||
Intercept | 70.0 (66.4 to 73.5) | 67.2 (64.8 to 69.5) | 68.5 (66.0 to 70.9) |
Random effects | |||
Organizational-level variance component | 84.8 (76.0 to 93.6) | 45.7 (41.6 to 49.8) | 50.5 (46.1 to 54.9) |
Patient-level variance component | 488.2 (478.7 to 497.7) | 144.7 (142.4 to 147.0) | 279.7 (276.3 to 283.1) |
Proportion of the variance attributable to the organizational level | 14.8% (13.7% to 15.8%) | 24.0% (22.6% to 25.3%) | 15.3% (14.3% to 16.2%) |
Model 2 (organizational characteristics) | |||
Fixed effects | |||
Intercept | 42.5 (31.8 to 53.2) | 50.9 (39.1 to 62.7) | 26.5 (13.8 to 39.2) |
Physician remuneration method (mostly hourly or salaried v. mostly fee-for-service) | 20.4 (13.4 to 27.4) | 27.0 (19.0 to 35.0) | |
No. of physicians (centred around the mean of the 37 practices = 7) | 0.8 (0 to 1.6) | 1.2 (0.6 to 1.8) | |
Presence of other professionals on-site (v. none) | |||
Physician specialists (with or without other health care professionals) | 9.4 (−0.9 to 19.7) | 19.6 (8.3 to 30.9) | |
Other health care professionals | 10.8 (1.1 to 20.5) | 15.3 (5.4 to 25.2) | |
Duration of follow-up/emergency visits by appointment (v. short duration [≤ 10 min]) | |||
Long (≥ 30 min) | 18.6 (8.1 to 29.1) | ||
Average (15–20 min) | |||
Diagnostic/therapeutic procedures available on-site (many v. few) | 8.0 (1.6 to 14.4) | ||
Group practice (sharing of administrative resources) (v. low) | |||
High | 8.6 (0.4 to 16.8) | 7.6 (0.8 to 14.4) | |
Moderate | −8.6 (−16.6 to −0.6) | ||
Mechanisms for continuous professional development and/or chart audits on site (v. no) | 7.7 (3.0 to 12.4) | ||
Participation in a local accessibility network | 10.2 (4.0 to 16.4) | ||
Team Climate Inventory score (centred around the mean of the 37 practices = 18) | 1.3 (0.1 to 2.5) | ||
Average organizational access (centred around the mean of the 37 practices = 5.2) | 5.7 (2.8 to 8.6) | 4.9 (2.6 to 7.2) | |
Random effects | |||
Organizational-level variance component | 8.9 (5.7 to 12.1) | 17.8 (15.4 to 20.2) | 11.3 (9.5 to 13.1) |
Patient-level variance component | 477.3 (468.0 to 486.6) | 140.8 (138.6 to 143.0) | 260.1 (256.7 to 263.5) |
Proportion of the empty-model (model 1) organizational-level variance attributable to the organizational variables entered (model 2) | 89.5% (87.1% to 92.5%) | 61.0% (59.4% to 63.0%) | 77.7% (76.1% to 79.4%) |
Note: CI = confidence interval.
↵* Each regression model gives the estimate for only the significant variables.