Table 3.
Incremental value of neck circumference in predicting the risk of incident CHF and CHD death
| CHF | CHD death | ||
|---|---|---|---|
| AHI < 5 | NRI | 0.2017 (0.0420–0.3614) | 0.2655 (0.0051–0.5260) |
| P | 0.0135 | 0.0460 | |
| IDI | 0.0055 (−0.0008–0.0118) | 0.0060 (0.0001–0.0119) | |
| P | 0.0885 | 0.0447 | |
| AHI ≥ 5 | NRI | 0.0081 (−0.1233–0.1395) | 0.0862 (−0.1288–0.3012) |
| P | 0.9041 | 0.4331 | |
| IDI | 0.0003 (−0.0005–0.0012) | −0.0006 (− 0.0031–0.0019) | |
| P | 0.3785 | 0.6398 |
Reclassification indices were calculated for the addition of neck circumference in the model adjusted for age, sex, and BMI
AHI apnoea-hypopnea index, BMI body mass index, CHF congestive heart failure, CHD coronary heart disease, NRI net reclassification improvement, IDI integrated discrimination improvement