Table 2.

Infant characteristics.

Characteristics	n (%)
Pregnancy
Singleton	12 (60%)
Twin (couples)	8 (40%)
Type of birth
Vaginal	1 (4%)
Cesarean	27 (96%)
Infant gender
Males	12 (42.9%)
Females	16 (57.1%)
	M (SD)
Gestation at birth (weeks)	30+2 (3)
Range	23+4–33+5
Birth weight (kg)	1.389 (.455)
Range	0.610–2.185
Perinatal risk score (PERI)a	8.4 (6.2)
Range	1–21
Presence of major sequelae	17.9% (5)b
Length of NICU stay at the time of interview (days)	43.5c
Range	9–119

^aThe perinatal risk score was calculated using the Perinatal Risk Inventory (PERI; devised by Scheiner & Sexton, 1991 [56]).

^b%(n).

^cMedian.