Table 1 Means ± standard deviations of age, weight, and surgical and anaesthetic recovery times (in minutes otherwise stated) in bitches submitted to unilateral mastectomy under tumescent anaesthesia (GT) or IV fentanyl bolus (GF) (‡ difference between groups)

Age (years)

11.1 ± 2.16

9.7 ± 2.33

0.088

Weight (kg)

14.0 ± 10.43

13.14 ± 8.60

0.79

Total surgery time

77 ± 28

92 ± 28

0.25

Mammary gland excision time

30 ± 22

49 ± 19

0.02‡

Suture time

47 ± 11

43 ± 12

0.51

Time to extubation

6 ± 3

6 ± 3

0.88

Time to raising head

16 ± 21

7 ± 5

0.22

Time to sternal recumbence

45 ± 41

23 ± 18

0.15

Time to standing

105 ± 80

68 ± 51

0.23

Time for removal of the suture (days)

13 ± 1

14 ± 3

0.68