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. Author manuscript; available in PMC: 2009 Apr 27.
Published in final edited form as: J Child Psychol Psychiatry. 2008 Oct;49(10):1089–1098. doi: 10.1111/j.1469-7610.2008.01987.x

Table 1.

Sample characteristics for mothers and infants

Means±(SD) and No.(%) (N=123)
Maternal education
No exam passed 4(3.3)
GCSE or equivalent 14(11.4)
A levels or equivalent 18(14.6)
Diploma or equivalent 23(18.7)
University degree 41(33.3)
Postgraduate degree 23(18.7)
Parity 0.89±0.88
Nulliparous 49(39.8)
1 previous child 45(36.6)
2 previous children 23(18.7)
3 previous children 6(4.9)
Racial background
White Caucasian 102(82.9)
Asian - Indian/Sub-continent 8(6.5)
Black 10(8.1)
Middle-eastern 3(2.4)
Smoking during pregnancy 0.29±1.84
0 cigarettes/day 110(89.4)
1-2 cigarettes/day 12(8.8)
>2 cigarettes/day 1(0.8)
Alcohol during pregnancy 0.54±1.54
0 units/week 85(69.1)
1-2 units/week 33(26.8)
2 units/week 5(4.1)
Prescription drugs in pregnancy
None 106(86.2)
SSRIs 1(0.8)
Anti-hypertensive 2(1.6)
Anti-asthmatic 8(6.5)
Steroids 1(0.8)
Other 3(2.4)
Unknown 2(1.6)
Maternal age 36.55±4.12
range: 25.00-45.00
Maternal STAI trait (postnatal) 37.90±10.15
Postnatal depression (postnatal) 8.33±4.61
Method of delivery
Normal vaginal delivery 62(50.4)
Assisted vaginal delivery 18(14.6)
Elective caesarean 19(15.4)
Emergency caesarean 15(12.2)
Unrecorded 9(7.3)
Child age (months) 16.76±1.41
Gestational age at birth (weeks) 39.47±1.17
Birth weight (grams) 3490±480
Child sex
Female 63(51.2)
Male 60(48.8)
Attachment pattern
A (Avoidant) 17(13.8)
B (Secure) 69(56.1)
C (Resistant) 16(13.0)
D (Disorganized) 20(16.3)