Table 4.

Proportion of correct responses to questions regarding BMI categories and pregnancy gestational weight gain

BMI category and gestational weight gain goal	Proportion of staff who correctly identified cut‐offs for each BMI range [correct (missing/don't know) %]		Proportion of staff who provided correct weight gain advice, per BMI category [correct (missing/don't know) %]
	Time 1	Time 2	Time 1	Time 2
Underweight	8.7 (18.8)^	25.9 (3.7)^	7.2 (49.3)†	25.9 (35.2)†
Healthy weight	14.5 (17.4)	27.8 (3.7)	10.1 (49.3)	27.8 (18.5)
Overweight	53.6 (15.9)	57.4 (9.3)	10.1 (52.2)	22.2 (31.5)
Obese	59.4 (15.9)	38.9 (48.1)	10.1 (52.2)‡	31.5 (9.3)‡

BMI, body mass index.

^nbUnderweight (<18.5 kg m⁻²: 12.5–18 kg); healthy weight (18.5–24.9 kg m⁻²: 11.5–16 kg); overweight (25–29.9 kg m⁻²: 7–11.5 kg); obese (>30 kg m⁻²: 5–9 kg).

^{^} P = 0.03.

^† P = 0.02.

^‡ P = 0.045.