| Age, mean (SD) |
48.5 (9.7) |
48.3 (8.4) |
50.0 (10.6) |
49.5 (10.8) |
49.0 (9.9) |
NS |
| Years in nursing, mean (SD) |
22.2 (10.5) |
22.2 (9.5) |
24.0 (11.4) |
23.0 (11.8) |
22.8 (10.8) |
NS |
| Female gender, percent |
98.1 |
98.9 |
96.3 |
96.0 |
97.4 |
NS |
| Hispanic ethnicity, percent |
1.9 |
2.1 |
0.0 |
3.0 |
1.8 |
NS |
| Non-white race, percent |
10.0 |
6.2 |
6.3 |
18.0 |
10.3 |
<0.05 |
| Bachelor’s or higher degree, percent |
43.0 |
47.3 |
56.0 |
51.9 |
49.2 |
NS |