Table 3.
Health Claims + | Health Claims - | Total | |
---|---|---|---|
Questionnaire + | 346 | 91 | 437 |
Questionnaire - | 68 | 1321 | 1389 |
Total | 414 | 1412 | 1826 |
a Positive answer to questions "Has your child ever had asthma?" and "Was this diagnosed by a physician?"
b Algorithm of one asthma hospitalization and/or two asthma physician visit claims within two years
Kappa = 0.75 (95% CI = 0.72, 0.79)
Sensitivity = 83.57% Specificity = 93.56% (Health Claims Reference Standard)