Table 3.

The pooled results of HRQoL of TM on AECOPD.

Clinical outcomes	No. of studies	No. of patients	Pooled results
			P	MD	95% CI	I 2
SGRQ (total), baseline	10 (5, 10, 14, 16, 27–31, 33)	1,893	0.44	−0.65	[−2.27, 0.98]	0%
SGRQ (total), outcome	6 (14, 27–29, 31, 33)	1,212	0.04	−3.72	[−7.18 to −0.26]	54%
EQ-5D, change	2 (6, 28)	195	0.9	−0.03	[−0.45, 0.40]	0%
EQ-VAS, change	2 (6, 28)	195	0.84	4.54	[−39.37, 48.45]	0%