an increasing trendP < 0.001
The mean (SE) age was 59.7 ± 0.49 years among patients who did not undergo ERCP, increasing to 65.1 ± 0.19 years in the late ERCP group, thus showing an increasing trend ( P < 0.001).
The mean (SE) age was 59.7 ± 0.49 years among patients who did not undergo ERCP, increasing to 65.1 ± 0.19 years in the late ERCP group, thus showing an increasing trend ( P < 0.001).