Table 4.
Results of regression analysis for assurance behaviour
| Predictor | β (95% CI) | |||||
| Model 1 (R2=0.01) |
Model 2 (R2=0.01) |
Model 3** (R2=0.10) |
Model 4*** (R2=0.18) |
Model 5*** (R2=0.28) |
Model 6*** (R2=0.29) |
|
| Age>60 (vs. age<60) | 0.07 (−0.07 to 0.21) | 0.06 (−0.08 to 0.21) | 0.09 (−0.05 to 0.23) | 0.06 (−0.07 to 0.20) | 0.05 (−0.08 to 0.17) | 0.04 (−0.09 to 0.17) |
| Anaesthesiology (vs. other specialisms) | 0.04 (−0.11 to 0.18) | 0.03 (−0.12 to 0.18) | 0.02 (−0.12 to 0.16) | −0.03 (−0.17 to 0.11) | 0.01 (−0.12 to 0.14) | 0.01 (−0.13 to 0.14) |
| Grade | ||||||
| Physician (vs. resident) | 0.05 (−0.10 to 0.19) | 0.04 (−0.10 to 0.17) | 0.03 (−0.10 to 0.16) | 0.02 (−0.11 to 0.14) | 0.02 (−0.11 to 0.15) | |
| Attitude towards justified litigation | ||||||
| SBJL | 0.12 (−0.02 to 0.25) | −0.03 (−0.17 to 0.12) | −0.06 (−0.20 to 0.08) | −0.06 (−0.21 to 0.09) | ||
| DISJL | 0.27 (.14 to 0.40)*** | 0.25 (0.12 to 0.37)*** | 0.21 (0.09 to 0.33)** | 0.21 (0.08 to 0.33)** | ||
| Attitude towards unjustified litigation | ||||||
| COUJL | 0.31 (0.17 to 0.46)*** | 0.28 (0.14 to 0.42)*** | 0.28 (0.13 to 0.43)*** | |||
| Perceived patient pressure | ||||||
| PPREF | 0.18 (0.03 to 0.33)* | 0.19 (0.04 to 0.34)* | ||||
| PPMED | 0.23 (0.09 to 0.36)** | 0.22 (0.08 to 0.36)** | ||||
| Interactions | ||||||
| SBJL × PPREF | 0.02 (−0.14 to 0.18) | |||||
| SBJL × PPMED | 0.03 (−0.14 to 0.19) | |||||
| DISJL × PPREF | 0.00 (−0.14 to 0.15) | |||||
| DISJL × PPMED | −0.03 (−0.19 to 0.13) | |||||
| COUJL × PPREF | −0.03 (−0.19 to 0.13) | |||||
| COUJL × PPMED | 0.01 (−0.17 to 0.16) | |||||
*P<0.05; **P<0.01; ***P<0.001.
COUJL, concerns about unjustified litigation; DISJL, disapproval of justified litigation; PPMED, perceived patient pressure to prescribe medicine; PPREF, perceived patient pressure to refer; SBJL, self-blame for justified litigation.