Baseline characteristics
Sixty‐six participants were randomized to the intensive group and 50 to the standard treatment group. The median age was 66.0 (62.0–70.0) and 63.5 (61.0–69.0) years, respectively. The proportion of men in the intensive treatment group (42.4%) was larger than that in the standard treatment group (30.0%) without statistically significant difference. Smoking status was not statistically significant between the two groups (Table Baseline characteristics of the study population.*Abbreviations: IQR, interquartile range.