| Group A (n = 90) | Group B (n = 50) | P-value | ||
---|---|---|---|---|---|
Age (in years; median, range) | 9 | 1; 14 | 9 | 3; 15 | 0.433 |
Weight (in kg; median, range) | 14 | 2; 65 | 10.5 | 2; 40 | 0.280 |
Type of pyometra (n, %) | Â | Â | Â | Â | 0.111 |
 Open | 70 | 78.0 | 33 | 66.0 |  |
 Closed | 19 | 21.0 | 17 | 34.0 |  |
 Not recorded | 1 | 1.0 | 0 | 0.0 |  |
ASA classification (n, %) | Â | Â | Â | Â | 0.001* |
 < 3 | 43 | 47.8 | 10 | 20.0 |  |
 ≥ 3 | 18 | 20.0 | 20 | 40 |  |
 Not recorded | 29 | 32.2 | 20 | 40.0 |  |
Preoperative temperature (in ℃; mean, sd) | 38.7 | 0.70 | 39.0 | 0.81 | 0.019* |
General demeanour (n, %) |  |  |  |  | < 0.001* |
 Good or mildly depressed | 83 | 92.2 | 7 | 14.0 |  |
 Moderately depressed | 5 | 5.6 | 35 | 70.0 |  |
 Severely depressed | 2 | 2.2 | 8 | 16.0 |  |
Concurrent diseases present (n, %) | 41 | 45.6 | 28 | 56.0 | 0.290 |
 Mammary tumour | 11 | 12.2 | 6 | 12.0 | 1 |
 Cardiac disease | 11 | 12.2 | 6 | 12.0 | 1 |
 Dermatological disease | 8 | 8.9 | 2 | 4.0 | 0.495 |
 Osteoarthritis | 5 | 5.6 | 5 | 10.0 | 0.329 |
 Other | 16 | 17.8 | 14 | 28.0 | 0.198 |
Peritonitis present (n, %) | 1 | 1.1 | 16 | 32.0 | < 0.001* |
Duration of surgery (in minutes; median, range) | 60 | 10; 185 | 67.5 | 20; 235 | 0.055 |