| Item | Kappa | SEM | 95% CI |
|---|---|---|---|
| Representativeness of sample | 0.37 | 0.07 | (1.00, 1.30) |
| Sample size | 0.03 | 0.06 | (0.69, 0.91) |
| Non-respondents | 0.16 | 0.05 | (0.77, 0.96) |
| Ascertainment | 0.17 | 0.07 | (1.00, 1.30) |
| Study controls for most important factor | 0.02 | 0.02 | (0.94, 1.02) |
| The study control for any additional factor | 0.01 | 0.06 | (0.65, 0.89) |
| Assessment of the outcome | 0.02 | 0.05 | (0.74, 0.95) |
| Statistical test | 0.16 | 0.06 | (0.56, 0.82) |
| Overall | 0.30 | 0.22 | (0.17, 0.63) |
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