Cox Proportional Hazards Models for Risk of Fatal Stroke in Participants with Positive Allergy Skin Testing, a History of Respiratory Atopy, or Both*
| Hazard Ratio | 95% CI | |
|---|---|---|
| Positive allergy skin testing | ||
| Age-adjusted model | ||
| No | 1.00 | — |
| Yes | 1.45 | 0.93–2.25 |
| Fully adjusted model† | ||
| No | 1.00 | — |
| Yes | 1.56 | 1.01–2.40 |
| History of respiratory atopy | ||
| Age adjusted model | ||
| No | 1.00 | — |
| Yes | 1.45 | 0.76–2.80 |
| Fully adjusted Model† | ||
| No | 1.00 | — |
| Yes | 1.52 | 0.80–2.92 |
| Positive allergy skin testing and a history of respiratory atopy | ||
| Age adjusted model | ||
| No | 1.00 | — |
| Yes | 2.11 | 1.02–4.37 |
| Fully adjusted model† | ||
| No | 1.00 | — |
| Yes | 2.31 | 1.13–4.73 |
* This excludes individuals with a history of myocardial infarction, congestive heart failure, or stroke. A history of respiratory atopy was defined as having been diagnosed by a physician with asthma, hay fever, or both at any time in the past.
† Adjusted for age, sex, race, smoking status, diabetes, hypertension, body mass index, alcohol consumption, and low-density lipoprotein cholesterol ≥160 mg/dL.