Table 5
Logistic regression
Variable
Odds ratio
p > [z]
95% Confidence interval
Age >40 (53.6%)
3.514
0.004
1.507 to 8.192
Practice owner (21.5%)
3.584
0.003
1.563 to 8.219
>10 patients/half day (91.5%)
5.838
0.000
2.681 to 12.710
Male (84.9)%
6.641
0.015
1.437 to 30.694