TABLE 3.
Demographic characteristics and pulmonary function variables in HIV-uninfected participants by cluster
| Parameter | Cluster 1 N = 88 | Cluster 2 N =37 | Cluster 3 N =19 | P value | Adjusted P value | ||
|---|---|---|---|---|---|---|---|
| Age (year) median (IQR) | 48 (41–56) | 54 (50–59) | 53 (43–61) | 0.017 | NA | ||
| Gender, Female, n (%) | 50 (57) | 13 (35) | 3 (16) | 0.001 | NA | ||
| Body-mass index [kg/m2], median (IQR) | 28 (24–33) | 28 (25–32) | 29 (25–32) | 0.92 | NA | ||
| Pack-years, median (IQR) | 5 (0–20) | 7 (0–14) | 0.2 (0–14) | 0.71 | NA | ||
| Post FEV1%, median (IQR) | 0.95 (0.83–1.08) | 0.91 (0.82–1.05) | 0.92 (0.75–1.03) | 0.22 | 0.20 | ||
| Post FVC%, median (IQR) | 0.94 (0.86–1.04) | 0.90 (0.81–0.98) | 0.88 (0.76–1.03) | 0.09 | 0.09 | ||
| Post FEV1/FVC, median (IQR) | 0.81 (0.77–0.84) | 0.80 (0.76–0.84) | 0.77 (0.73–0.83) | 0.40 | 0.35 | ||
| DLco%, median (IQR) | 0.87 (0.78–0.97) | 0.84 (0.77–0.95) | 0.78 (0.64–0.91) | 0.018 | 0.013 | ||
Adjusted P value: Adjusted for pack-years; IQR: interquartile range; Post FEV1%: percent predicted post-bronchodilator (BD) forced expiratory volume in 1 second; Post FVC%: percent predicted post-BD forced vital capacity; DLco%: percent single breath diffusing capacity for carbon monoxide.