Cord Malaria Infection, Complement Activation, Oxidative Stress, Gestational Age, and Birth Weight, Characterized by High Plasmodium falciparum Prevalence in Bamenda, Cameroon

Table 5

Complement haemolytic titer and classical pathway activity of cord blood serum following the delivery date and birth weight levels.

Delivery outcomes	Umbilical cord malaria-negative women		Umbilical cord malaria-positive women
	CH50	CPA	CH50	CPA
Age of gestation
Less than 245 days	14.6 ± 2.09^a#	64.5 ± 32.0^a#	23.6 ± 1.8^b#	10.9 ± 2.9^b#
245 days to 280 days	14.7 ± 1.82^a#	71.1 ± 31.8^a#	20.1 ± 4.6^b#	31.5 ± 26.2^b#
280 days and above	13.6 ± 2.34^a#	75.6 ± 37.2^a#	23.7 ± 10.6^b#	23.2 ± 21.5^b#
r ( value)	0.83 ()		0.14 (0.42)
Baby’s weight at birth
Less than 2.5 kg	13.1 ± 2.5^a#	33.9 ± 21.4^a#	24.4 ± 2.1^b#	11.5 ± 3.4^b#
2.50 kg to 4.0 kg	14.6 ± 1.8^a#	68.4 ± 29.4^a#	20.2 ± 0.3^b&	19.4 ± 4.7^b&
High than 4.0 kg	12.5 ± 2.8^a#	95.5 ± 48.5^a#	20.7 ± 1.1^b&	17.9 ± 0.8^b&
r ( value)	−0.65 ()		0.008 (0.96)

CH₅₀ (complement haemolytic titter), CPA (classical pathway activation), r (Person’s correlation coefficient with CH₅₀). Symbol letters indicate the difference following delivery outcomes, while letters show the difference related to the umbilical cord malaria.