Item | Number (%) |
---|---|
Statistical methods | |
Described | 112 (80.6) |
 Appropriate | 96 (85.7) |
 Complete | 34 (30.4) |
 Level of significance defined (n = 104) * | 92 (88.5) |
 Confidence interval determined (n = 58)** | 17 (29.3) |
 Statistical variables correctly defined (n = 51)*** | 23 (45.1) |