Histogram

COPD by BD Test (for all valid PRE_BD) vs Visit Number
HCHS/SOL Baseline
Total 16,415
No 12,605
Yes 440
Unknown 3,370
COPD by BD Test (for all valid PRE_BD) vs Gender
HCHS/SOL Baseline
Female Male Total
Total 8,358 5,797 14,155
No 7,521 5,084 12,605
Yes 176 264 440
Unknown 661 449 1,110