Assessment of the Vitamin B12 Status of Pregnant Women in Nigeria Using Plasma Holotranscobalamin

Table 1

Summary of the anthropometric characteristics of pregnant women attending an antenatal clinic in Jos, Nigeria, for the first time in their current pregnancy.

	Total		Trimester
		1	2	3
	(𝑛=143)	(𝑛=30)	(𝑛=88)	(𝑛=25)
Parameter	Mean ± S.D.
Age (yrs)	28.0 ± 6.1	26.9 ± 5.9	28.1 ± 5.9	29.1 ± 6.7
Weight (kg)	63.3 ± 13.2	61.4 ± 12.8	63.1 ± 13.1	66.5 ± 14.2
Height (cm)	159.8 ± 5.9	160.2 ± 5.1	160.1 ± 6.1	157.9 ± 5.8
Gravida (𝑛)	3 (1–10)*	3 (1–7)	2 (1–10)	5 (1–9)
Blood pressure (mmHg)
Systolic	109 ± 15	110 ± 13	111 ± 16	105 ± 15
Diastolic	64 ± 10	66 ± 9	64 ± 11	60 ± 10

* Median (minimum-maximum).