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. Author manuscript; available in PMC: 2010 May 6.
Published in final edited form as: Topics Early Child Spec Educ. 2010 Feb 1;29(4):226–238. doi: 10.1177/0271121409354782

Table 1.

Comparison of Intervention and Treatment Groups at Pre-Assessment

Variable Pre-Assessment Intervention Group
Mean (sd)
(n=20)
Control Group
Mean (sd)
(n=20)
t value (p)
DEMOGRAPHIC
1.Mom Age 24.5 (3.7) 26.8 (5.4) t=1.56 (p=.13)
2.Child Age in Months 4.4 (.17) 5.3 (.22) t=1.25 (p=.22)
3.% Whose Income is less than or
  equal to 185% Poverty
.85 (.37) .79 (.42) t= −.48 (p=.63)
4.Extenuating Financial Strain .15 (.37) .21 (.42) t=.48 (p=.63)
5.# family members in home 3.8 (1.0) 3.9 (1.2) t=.29 (p=.77)
6.# children in home 1.6 (.88) 1.9 (1.0) t=.99 (p=.33)
7.% Families Receiving Other Child
  Services
.25 (.44) .50 (.51) t=1.65 (p=.11)
INTERNET
1.% Current Internet Service in
  Home
.65 (.49) .75 (.44) t=.68 (p=.50)
2.Comfort with Computer Use 3.8 (.41) 3.6 (.66) t=−1.0 (p=.32)
MOTHER-CHILD FUNCTIONING
1.Observed Mom Positive Play 4.2 (.90) 4.3 (.65) t=.47 (p=.64)
2.Observed Infant Positive Play 3.4 (.77) 3.7 (.70) t=1.23 (p=.23)
3.Reported Maternal Depressive
  symptoms
55.4 (18.1) 56.0 (19.0) t=.11 (p=.92)

Note. For those who didn’t report income less than or equal to 185% poverty, there were extenuating circumstances reported that placed financial strain on them (e.g., medical bills, large child support payments, etc). Hence, income and extenuating circumstances variables are indirectly related to one another, yielding equivalent t and p values for but, in opposite directions; The Early Intervention variable reflects the percent of families receiving at least one early intervention service (e.g., Early Head Start, Birth to Three); The internet access variable represents the mean score based on a 4 point scale (1=not at all comfortable; 2 = somewhat comfortable; 3 = moderately comfortable; 4 = very comfortable); Maternal and Child Functioning variables at pre-assessment are the outcome variables analyzed at post-assessment.