The average dispersion time was 60, 32 ± 12, 86 minutes, the shortest dispersion time was 35 minutes, and the longest was 150 minutes.
Thời gian tán sỏi trung bình 60,32 ± 12,86 phút, thời gian tán ngắn nhất 35 phút, dài nhất 150 phút.