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Table 3 Presenting characteristics of cats and dogs that underwent diaphragmatic herniorrhaphy and associations with mortality

From: Prognostic indicators for perioperative survival after diaphragmatic herniorrhaphy in cats and dogs: 96 cases (2001-2013)

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

  1. Results are for univariable logistic regression analysis
  2. OR Odds ratio, CI Confidence interval, Ref Reference category, SD Standard deviation
  3. *Indicates statistically significant difference