Table 3.
Provider Awareness of Smoking According to Patient HIV Status
| Diagnosis | Overall agreement (%) | Kappa score | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
|---|---|---|---|---|---|---|
| Current smoker | ||||||
| HIV-positive | 78 | 0.55* | 65 | 90 | 85 | 74 |
| HIV-negative | 88 | 0.75 | 82 | 93 | 87 | 89 |
| Former smoker | ||||||
| HIV-positive | 69 | 0.31† | 63 | 71 | 47 | 83 |
| HIV-negative | 75 | 0.46 | 61 | 83 | 70 | 78 |
| Never smoker | ||||||
| HIV-positive | 77 | 0.38‡ | 54 | 85 | 53 | 85 |
| HIV-negative | 80 | 0.49 | 71 | 82 | 56 | 90 |
PPV=positive predictive value, NPV=negative pedictive value
Provider-reported smoking status is compared to the gold standard of patient-reported smoking status.
*p < 0.001
†p = 0.003
‡p = 0.047