Table 1.

Sample characteristics.

	Midwives n = 159	Gynaecologists n = 98	Paediatricians n = 58
Age (M, SD)	37.4 (9.2)	51.3 (7.7)	48.8 (7.8)
Years in profession (M, SD)	13.9 (9.5)	23.3 (8.1)	22.1 (8.1)
% Female	100	41	40
% Current smoker	20	9	10

Notes: M = arithmetic mean; SD = standard deviation.