A Randomized Controlled Study of the Yi Qi Gu Biao Pill in the Treatment of Frequent Exacerbator Phenotype in Chronic Obstructive Pulmonary Disease (Lung and Spleen Qi Deficiency Syndrome)

Table 1

Characteristics of the study groups.

	YQGB	Pb
Demographic data	n = 33	n = 31
Age (years)	68.73 ± 7.16	70.81 ± 5.50
Gender (male/female)	26/7	21/10
BMI	24.04 ± 3.86	25.40 ± 4.43
Height	164.85 ± 6.72	164.61 ± 7.68
Weight	65.55 ± 12.38	68.55 ± 10.82
Smoking habit	n = 33	n = 31
Smoking	29	21
Non smoking	4	10
Course of disease	n = 33	n = 31
Course of disease (years)	16.28 ± 11.22	17.60 ± 14.91
Scale score	n = 33	n = 31
CAT	16.30 ± 5.80	16.81 ± 9.13
mMRC	2.00 ± 0.79	2.23 ± 1.06
Cough	2.85 ± 1.66	2.13 ± 1.71
Sputum	2.18 ± 1.04	1.97 ± 1.56
Wheezing	2.73 ± 1.31	3.23 ± 1.69
TCM symptoms	12.97 ± 3.85	12.48 ± 6.62
Spirometry	n = 33	n = 28
FEV1/FVC	53.37 ± 10.74	50.87 ± 11.95
FEV1	2.76 ± 7.79	1.14 ± 0.57