showed a trendp = .06
Additional SAMA treatment plus LABA treatment significantly improved the activity domain of SGRQ score (MD: −2.33, 95% CI: −4.15 to −.50, p = .01, I 2 = 0%) but only showed a trend of an increase in the impact domain (MD: −1.72, 95% CI: −3.49 to .06, p = .06, I 2 = 0%) and the symptom domain (MD: −3.37, 95% CI: −7.42 to .67, p = .10, I 2 = 65%).