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. 2013 Mar 27;8:159–167. doi: 10.2147/COPD.S40859

Table 5.

Summary of analysis of minimum and weighted mean potassium

UMEC treatment group UMEC/VI treatment group


Adjusted meansa Treatment difference (90% CI) Adjusted meansa Treatment difference (90% CI)


UMEC + verapamil UMEC UMEC/VI + verapamil UMEC/VI
Minimum (0–4 h) 3.93 4.03 −0.10 (−0.19, −0.01) 3.92 4.05 −0.13 (−0.23, −0.04)
Weighted mean (0–4 h) 4.08 4.14 −0.06 (−0.11, 0.00) 4.04 4.14 −0.10 (−0.17, −0.02)

Note:

a

Adjusted means of potassium (0–4 hours) in mmoL/L.

Abbreviations: CI, confidence interval; UMEC, umeclidinium; VI, vilanterol.