Table 3 The sub groups of knee surgeons who gave the highest preoperative information (N = 219)
Characteristics of knee surgeons: | Years of experience | P-value* | TKA volume per year | P-value* | Knee revision per year | P-value* | Knee specialist | P-value* |
|---|---|---|---|---|---|---|---|---|
Preoperative measures: | ||||||||
 Written information | > 30 | 0.72 | > 100 | 0.25 | > 5 | 0.31 | 100% | 0.24 |
 Oral information | 15–30 | 0.39 | 22–50 | 0.50 | 0 | 0.33 | 50% | 0.32 |
 Expectations | > 30 | 0.22 | > 100 | 0.51 | 0 | 0.19 | 50% | 0.08 |
 Dissatisfaction rate | > 30 | 0.69 | > 100 | 0.17 | < 5 | 0.47 | 50% | 0.79 |
 Surgery on mild indication | > 30 | 0.89 | < 22 | 0.70 | < 5 | 0.04 | 25% | 0.77 |
 Psychiatric history | < 5 | 0.09 | > 100 | 0.59 | < 5 | 0.70 | 50% | 0.94 |
 Psychiatric consultation | > 30 | 0.03 | 22–50 | 0.07 | 0 | 0.31 | 25% | 0.07 |
 Psychiatric impact | < 5 | 0.14 | 22–50 | 0.36 | 0 | 0.18 | 50% | 0.38 |