Table 1 Comparison of classification using NHLBI BMI cutpoints with that using the CARDIA baseline BMI quartiles
From: Longitudinal association of body mass index with lung function: The CARDIA Study
| Â | Quartiles of baseline BMI [n (% in row)] | |||
|---|---|---|---|---|
Categories of baseline BMI based on NHLBI BMI cutpoints | Q1 <21.3 kg/m 2 | Q2 21.3–<23.4 kg/m 2 | Q3 23.4–<26.4 kg/m 2 | Q4 ≥ 26.4 kg/m 2 |
<18.5 kg/m2 | 193 (100) | 0 (0) | 0 (0) | 0 (0) |
18.5–24.9 kg/m2 | 990 (35) | 1184 (41) | 683 (24) | 0 (0) |
25–29.9 kg/m2 | 0 (0) | 0 (0) | 500 (45) | 621 (55) |
≥ 30 kg/m2 | 0 (0) | 0 (0) | 0 (0) | 563 (100) |