From: Exhaled volatile organic compounds for phenotyping chronic obstructive pulmonary disease: a cross-sectional study
B (SE)
P value
Odds ratio
95% Confidence interval for odds ratio
PC 1
−0.751 (0.366)
0.040
0.472
0.230 to 0.967
PC 4
0.549 (0.284)
0.054
1.731
0.992 to 3.022
Constant
0.159 (0.265)