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. 2007 Mar 9;334(7595):678. doi: 10.1136/bmj.39126.620799.55

Table 2.

 Family characteristics at baseline. Figures are numbers (percentages) unless stated otherwise

Waiting list controls (n=47) Intervention (n=86) Lost to follow-up* Values for UK†
Controls (n=2) Intervention (n=18)
Single parent 16 (34) 38 (44) 1 (50) 9 (50) 7%
Large family (≥3 children):
 Couples 13 (28) 26 (30) 2 (100) 3 (17) 23%
 Single parents 5 (11) 16 (19) 0 3 (17) 6%
Total weekly household income ≤£64/person‡ 42 (89) 76 (88) 2 (100) 17 (94) 17%
Mean (SD) age of mother (years) at birth of first child 20.5 (4.2) 21.4 (5.0) 17 (0) 21.4 (4.4) 27.4
Risk factors§:
 ≥2/5 37 (79) 63 (73) 2 (100) 12 (66)
 Mean (SD) No 2.3 (1.1) 2.3 (1.3) 3 (0) 2 (1.2)
Socioeconomic disadvantage score¶:
 ≥ 2/6 36 (76.6) 68 (79.1) 2 (100) 17 (94.4)
 Mean (SD) No 2.9 (1.5) 2.8 (1.4) 3.5 (2.1) 3.5 (1.3)

*No significant differences between intervention families who remained in study and those lost to follow-up with χ2 and two sample t test. Not tested in control families because of small numbers.

†Data from Social Trends.31

2001 DSS Households Below Average Income Survey32 classes £257/week/family of four, after housing costs, as low income.

§Single parent, teenage parent, parental depression, family poverty, parental history of drug abuse, or criminality.6

¶Taken from the personal data and health questionnaire27: unemployment or dependent on benefits, single parent, large family size (three or more children), no parental education beyond 16 years, poor quality/overcrowded/insecure housing, living in area of high crime.