Table 6 Agreement between proxy 1 and proxy 2 on current smoking status case and control households
From: Identifying the determinants of premature mortality in Russia: overcoming a methodological challenge
| Â | Case households | Control households | ||||||
|---|---|---|---|---|---|---|---|---|
| Â | Proxy 1 | Proxy 2 | Proxy 1 | Proxy 2 | ||||
| Â | N | % | N | % | N | % | N | % |
Never a smoker | 15 | 11.5% | 16 | 12.2% | 35 | 19.7% | 38 | 21.3% |
No, ex-smoker | 9 | 6.9% | 10 | 7.6% | 31 | 17.4% | 27 | 15.2% |
Yes, a current-smoker | 107 | 81.7% | 105 | 80.2% | 112 | 62.9% | 112 | 62.9% |
Difficult to answer | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 1 | 0.6% |
Refuse to answer | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
No answer | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% |
Cohen's kappa coefficient | 0.96 | 0.87 | ||||||