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Table 1 Etiology of peritonitis in relation to gender, age, and in-hospital mortality.

From: An Observational Study of the Etiology, clinical presentation and outcomes associated with peritonitis in Lilongwe, Malawi

Diagnosis Number Male Female Mortality
Appendicitis 42 (22%) 30 (71%) 12 (29%) 2.4% (1/42)
Intestinal Volvulus* 32 (17%) 30 (94%) 2 (6.3%) 9.4% (3/32)
Perforated Peptic Ulcer† 21 (11%) 19 (90%) 2 (9.5%) 33% (7/21)
Small Bowel Perforation 20 (11%) 15 (75%) 3 (15%) 15% (3/20)
Solid Organ Rupture 17 (8.9%) 9 (53%) 8 (47%) 35% (6/17)
Primary/Idiopathic 15 (7.9%) 8 (53%) 7 (47%) 27% (4/15)
Ischemic Bowel‡ 12 (6.3%) 5 (42%) 7 (58%) 8.3% (1/12)
Intussusception 8 (4.2%) 5 (63%) 3 (38%) 0% (0/8)
Tubo-Ovarian Abscess 5 (2.6%) na 5 (100%) 20% (1/5)
Bowel Obstruction 5 (2.6%) 1 (20%) 4 (80%) 0% (0/5)
All Other§ 13 (6.8%) 9 (69%) 4 (31%) 15% (2/13)
Total 190 (100%) 131 (69%) 57 (30%) 15% (28/190)
  1. *Sigmoid volvulus (23), Mid-gut Volvulus (9)
  2. †Duodenal (14), Gastric (7)
  3. ‡ischemic bowel not otherwise due to bowel obstruction or volvulus
  4. §Colorectal (3), Postoperative (3), Small Bowel Cancer (2), hernia (2), TB (1), Pancreatitis (1), Traumatic Gastric Perforation (1)