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Table 4 Change in spirometry over time with respect to beta-blocker use

From: Effect of beta-blockers on exacerbation rate and lung function in chronic obstructive pulmonary disease (COPD)

Statcope ∆FEV1 in mL (SD) ∆ %FEV1 (SD) ∆ FVC in mL (SD) ∆ %FVC (SD)
 +BB (N = 54) −13.1 (268.8) 0.33 (9.7) −21.7 (382.9) 0.59 (10.2)
 −BB (N = 531) −53.9 (241.3) −1.24 (8.96) −88.8 (444.4) −1.43 (12)
P- value 0.29 0.25 0.23 0.18
Macro
  + BB (N = 96) −13.9 (233.9) −0.55 (8.61) n/a −0.52 (12.3)
 −BB (N = 381) −12.7 (196) −0.31 (6.5) n/a −0.47 (12.4)
P- value 0.96 0.76   0.97
  1. n/a not included as data reported for only 4 participants