Table 1.

Demographics of Included Respondents in 2002 and 2006^*

	No. (%)
	2002	2006	p Value
Total	1,069	1,106
Specialty			.087
Obstetrician/gynecologist	261 (24.4%)	228 (20.6%)
Family physician	650 (60.8%)	727 (65.7%)
General practitioner	52 (4.9%)	44 (4.0%)
Certified nurse midwife	106 (9.9%)	107 (9.7%)
Female	435 (40.7%)	487 (44.0%)	.013*
Rural practice	421 (39.4%)	426 (38.5%)	.666
Solo practice	188 (17.6%)	183 (16.5%)	.519
Average patient-care hours per week	37.7	35.6	.035*
Average on-call hours per week	39.5	39.0	.609
Average age (years)	46.6	48.3	.001*

^*Statistically significant.