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Table 1 Preoperative Data

From: Spectrum of perforation peritonitis in India-review of 504 consecutive cases

Parameter (n = 504)
Age (Years)  
   <50 Years 422 (84)
   >50 Years 82(16)
Sex  
   Male 423(84)
   Female 82(16)
Pre existing comorbid conditions  
   Respiratory disease 51 (10)
   Renal Disease 27 (50)
   Malignancy 25 (5)
   Hypertension 11 92)
   Diabetes mellitus 5 (1)
Signs and symptoms  
   Pain 495 (98)
   Vomiting 296 (59)
   Abdominal distention 221 (44)
   Constipation 193 (38)
   Fever 124 (25)
   Diarrhoea 35 (7)
   Tachycardia (pulse >/110/minute) 115 (23)
   Hypotention (Systolic blood pressure <100 mm Hg) 44 (9)
   Urine output (<30 ml/hr) 80 (16)
   Tacchypnea (respiratory rate >20/minute) 334 (66)
Investigations  
   Pneumoperitoneum on Chest X-Ray 340(67)
   Air fluid levels on abdominal X-Ray 108(21)
   Hyponatraemia(Na<130 mEq/L) 148(29)
   Hypokalemia(K<2.7 mEq/L) 44(09)
   Blood Urea Nitrogen(>167 mg/dl) 76(15)
   Serum Creatinine(<1.7 mg/dl) 65(13)
  1. Values in parenthesis are percentages.