Effects of Ipratropium Bromide Combined with Traditional Chinese Medicine Intervention on the Pulmonary Function and Psychological Status of Patients with Chronic Obstructive Pulmonary Disease

Table 4

Adverse reactions in the ipratropium bromide group and combined intervention group.

Group	Cases (n)	Spontaneous pneumothorax	Chronic respiratory failure	Chronic pulmonary heart disease	Sleep apnea	Total incidence
Control	20	2	2	1	1	6^f
Ipratropium bromide	24	1	2	1	0	4
Combined intervention	24	1	1	1	0	3^a

BT, before treatment; AT, after treatment; compared with the control group, ^a < 0.05, compared with the ipratropium bromide group, ^f < 0.01.