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Table 1 Demographics and clinical characteristics

From: Delayed appendectomy versus early appendectomy in the treatment of acute appendicitis: a retrospective study

Total number of cases 333
Age (years) 35.4 ± 12.4
Male: Female 190 (57.1%): 143 (42.9%)
Body mass index (kg/m2) 23.0 ± 3.3
Initial body temperature (°C) 37.4 ± 0.7
Initial white blood cell (WBC) count (×103/mm3) 12.9 ± 3.9
Comorbidities 32 (9.6%)
Hours from onset of symptoms to hospital 24.3 ± 29.9
Hours from arrival to diagnosis 3.0 ± 2.0
Hours from diagnosis to incision 6.6 ± 4.7
Hours from arrival to incision 9.6 ± 5.0
Method of appendectomy (OA: LA) 248 (74.5%): 85 (25.5%)
Operation at night (22:00–06:00), case (%) 47 (14.1%)
Complicated appendicitis, case (%) 68 (20.4%)
Appendicoliths, case (%) 128 (38.4%)
Combined drainage, case (%) 63 (19.0%)
WBC, postoperative first day (×103/mm3) 10.0 ± 3.3
Time to soft diet (day) 1.8 ± 1.0
Postoperative hospital stay (day) 4.6 ± 2.7
Complication, case (%) 11 (3.3%)
Readmission within 30 days, case (%) 2 (0.6%)