Degree and Rate of Growth Discordance in Dichorionic Twins Conceived by In Vitro Fertilization

Table 1

Maternal demographic data of spontaneous and IVF conceived pregnancies according to the degree of growth discordance.

	Conceived spontaneously			Conceived by IVF
Demographic characteristics	Concordant; 201 (93.5%)	Discordant; 14 (6.5%)	𝑃 value	Concordant; 164 (93.2%)	Discordant; 12 (6.8%)	𝑃 value
Maternal age years	30.8 ± 5.0	32.6 ± 5.3	0.2	33.8 ± 4.9	33.9 ± 4.8	0.9
Nulliparity	120 (60%)	9 (64%)	0.9	164 (100%)	12 (100%)	1.0
Gestational Hypertension	19 (9%)	5 (35%)	0.01	17 (10%)	1 (8%)	1.0
Gestational diabetes	12 (6%)	0	1.0	14 (8%)	0	0.6

IVF denotes in vitro fertilization.