tendency towards significancep = 0.079
Overall, the majority of subgroup analyses showed a higher rate of responders for revefenacin than for placebo, with the odds of response significantly greater among the severe airflow obstruction subgroup, odds ratio 2.37 (95% confidence intervals 1.10–5.08, p = 0.027), and a tendency towards significance in the 2011 GOLD D subgroup, odds ratio 1.95 (95% confidence intervals 0.93–4.09, p = 0.079).