From: Acute appendicitis in the elderly: risk factors for perforation
Variables | Total | Perforated | Non perforated | P-value |
---|---|---|---|---|
n=214 (100%) | n= 87 (41%) | n= 127 (59%) | ||
Migrating pain | 101 (47) | 26 (30) | 75 (59) | <0.0001* |
Anorexia | 150 (70) | 64 (74) | 86 (68) | 0.3588 |
Nausea & vomiting | 122 (57) | 37 (43) | 85 (67) | 0.0004* |
Tender right lower abdomen | 180 (84) | 65 (75) | 115 (91) | 0.0018* |
Rebound tenderness | 160 (75) | 70 (80) | 90 (71) | 0.1125 |
Fever > 38°C | 87 (41) | 44 (51) | 43 (34) | 0.0145* |
WBC count | 143 (63) | 62 (71) | 72 (57) | 0.0304* |
WBC shift to left | 159 (74) | 82(94) | 77 (61) | <0.0001* |