Table 2: A comparison of subjects with and without post-ambulatory hand swelling.

SwellingNo swelling

N (%) =269 (24.3%)840 (75.7%)
# (%) females202 (28.9%)*497 (71.1%)
# (%) males67 (16.3%)*273 (83.7%)
mean age (years)49.2**52.8**
# (%) among dog owners124 (28.1%)***317 (71.9%)
# (%) among nonowners145 (21.7%)***523 (78.3%)
# (%) dog walkers51 (26.0%)145 (74.0%)
# (%) dog nonwalkers73 (29.8%)172 (70.2%)

* 𝑃 < 0 . 0 0 1 , ** 𝑃 = 0 . 0 0 3 , *** 𝑃 = 0 . 0 1 5 .