Statistics
GROUP B
The patients were retrospectively divided into three groups (timewise identical periods—first 8 hours, middle 8 hours, last 8 hours) depending on the time of spontaneous cessation of drainage: Group A (drainage stopped spontaneously within 0–8 hours post-surgery), Group B (drainage stopped spontaneously within 9–16 hours post-surgery), and Group C (drainage stopped spontaneously within 17–24 hours post-surgery).Clinical and demographic characteristics were assessed for normality by Shapiro-Wilk test followed by Kruskal-Wallis one-way analysis of variance to assess equivalence between the respective variables in the three groups (