Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Mar 21, 2011; 17(11): 1488-1493
Published online Mar 21, 2011. doi: 10.3748/wjg.v17.i11.1488
Table 2 Subject characteristics
CharacteristicsEndoscopistsNon-endoscopistsP value
(n = 190)(n = 120)
Age (yr, mean ± SD)41.4 ± 6.740.1 ± 7.60.202
Years in practice (yr, mean ± SD)16.2 ± 8.114.8 ± 9.40.083
Sex0.197
Male/female164/2697/23
Dominant hand0.077
Right/left/NI179/9/2108/12/0
Activity level0.046
Mild131 (69%)70 (58%)
Moderate50 (26%)43 (36%)
Remarkable5 (3%)5 (4%)
NI4 (2%)4 (3%)
Height (cm)168.6 ± 6.9168.1 ± 7.00.202
Weight (kg)66.3 ± 10.664.9 ± 11.30.287
Body mass index (kg/m2)23.2 ± 2.222.8 ± 3.00.306