Postambulatory Hand Swelling (Big Hand Syndrome): Prevalence, Demographics, and Association with Dog Walking

Table 2

A comparison of subjects with and without post-ambulatory hand swelling.

	Swelling	No swelling
N (%) =	269 (24.3%)	840 (75.7%)
# (%) females	202 (28.9%)*	497 (71.1%)
# (%) males	67 (16.3%)*	273 (83.7%)
mean age (years)	49.2**	52.8**
# (%) among dog owners	124 (28.1%)***	317 (71.9%)
# (%) among nonowners	145 (21.7%)***	523 (78.3%)
# (%) dog walkers	51 (26.0%)	145 (74.0%)
# (%) dog nonwalkers	73 (29.8%)	172 (70.2%)

* 𝑃<0.001, **𝑃=0.003, ***𝑃=0.015.