Characteristic | Category | Dogs (n = 79) | Cats (n = 17) | All cases (n = 96) | OR (95% CI) | P-value |
---|---|---|---|---|---|---|
Hernia duration | Acute Chronic | 48 (60.8%) 31 (39.2%) | 12 (70.6%) 5 (29.4%) | 60 (62.5%) 36 (37.5%) | 1.3 (0.4–3.7) Ref | 0.69 - |
Survival | Acute Chronic All | 38/48(79.2%) 25/31(80.6%) 63/79(79.8%) | 10/12 (83.3%) 5/5 (100.0%) 15/17(88.2%) | 48/60 (80.0%) 30/36 (83.3%) 78/96 (81.3%) | - | – |
Respiratory rate at presentation | Mean (SD) >40bpm ≤40bpm | 54 (19.0) 55 (73.3%) 20 (26.7%) | 52 (17.0) 4 (23.5%) 13 (76.5%) | 53 (18.0) 68 (73.9%) 24 (26.1%) | 0.3 (0.1–1.0) Ref | 0.05 – |
Dyspnoea at presentation | Dyspnoeic Non–dyspnoeic | 13 (16.5%) 66 (83.5%) | 4 (23.5%) 13 (76.5%) | 17 (17.7%) 79 (82.3%) | 0.9 (0.2–3.6) Ref | 0.90 |
Pulse oximetry at presentation | <95% ≥95% | 25 (31.7%) 54 (68.4%) | 5 (29.4%) 12 (70.6%) | 30 (31.3%) 66 (68.8%) | 0.6 (0.2–1.9) Ref | 0.36 – |
Thoracocentesis at presentation | Performed Not performed | 10 (13.2%) 66 (86.8%) | 4 (23.5%) 13 (76.5%) | 14 (15.0%) 79 (85.0%) | 0.8 (0.2–3.9) Ref | 0.75 |
Oxygen dependent | Yes No | 46 (58.3%) 33 (41.8%) | 9 (53.0%) 8 (47.0%) | 55 (57.3%) 41 (42.7%) | 5.0 (1.3–18.7) Ref | 0.02* |
Oxygen dependent | Preoperative Postoperative None | 28 (35.4%) 18 (22.8%) 33 (41.8%) | 8 (47.1%) 1 (5.9%) 8 (47.1%) | 36 (37.5%) 19 (19.8%) 41 (42.7%) | 4.2 (1.0–17.1) 5.8 (1.3–26.8) Ref | 0.04* 0.02* – |
Serum lactate | Elevated Normal Unknown | 14 (17.7%) 36 (45.6%) 29 (36.7%) | 7 (41.1%) 3 (17.6%) 7 (41.1%) | 21 (21.9%) 39 (40.6%) 36 (37.5%) | 0.9 (0.2–3.5) Ref – | 0.89 |