Table 2 Inter-coder reliability of two raters using Cohen’s Kappa
Research question/Main theme | No. of items | Crude agreement (%, n) | Kappa coefficient ( *CI) |
|---|---|---|---|
Barriers to TB referral among participants | 120 | 84.2 (101) | 0.78 (0.70–0.87) |
Barriers to TB referral among colleagues | 385 | 85.0 (327) | 0.79 (0.74–0.83) |
Motivation for TB referral | 468 | 92.5 (433) | 0.81 (0.78–0.87) |
Knowledge of presumptive TB case definition | 981 | 95.3 (935) | 0.94 (0.93–0.96) |
Recommendation to improve referral | 152 | 92.8 (141) | 0.86 (0.79–0.94) |