Table 1.

Characteristics of dogs whose cadavers underwent elbow joint arthroscopy, accompanied or not by the ulnar nerve palpation

Variable	Group
	Palpation (n = 26)	Non-palpation (n = 30) a	P-value
Body weight [kg] b	29, 19–34 (12–41)	20, 17–24 (10–30)	0.003
Male sex c	15/26 (58%)	15/30 (50%)	0.565
Pedigree dogs c	15/26 (58%)	15/30 (50%)	0.565
Distance between the arthroscopic sheath and ulnar nerve [mm]: b
Left elbow	3.6, 0–6.2 (0–8.4)	0.5, 0–3.7 (0–8.0)	0.026
Right elbow	4.1, 2.8–5.7 (0–10.8)	0.2, 0–2.7 (0–5.0)	< 0.001
Incidence of ulnar nerve injury c	4/26 15% (CI 95%: 6%, 34%)	16/30 53% (CI 95%: 36%, 70%)	0.003

^a group of dogs described in the previous study of Trębacz et al. (2025)

^b expressed as the median, interquartile range and range, and compared using the Mann-Whitney U test

^c expressed as the count and proportion, and compared using the maximum likelihood G test