Table 2 Descriptive statistics for the four groups of participating families in the total sample (cohort 1 and cohort 2 combined)
Tablet group 1 (Literacy) | Tablet group 2 (Numeracy) | Control group 1 (Control tablet) | Control group 2 (No tablet) | Total sample | |
|---|---|---|---|---|---|
Number of participants, N | 151 | 151 | 98 | 100 | 500 |
Children’s age at t1 in months, M (SD), range | 60.8 (4.4) 51–73 | 61.0 (4.5) 53–75 | 60.9 (4.7) 51–73 | 61.3 (5.0) 53–73 | 61.0 (4.6) 51–75 |
Children’s gender: male / female | 76 / 75 | 71 / 80 | 45 / 53 | 51 / 49 | 243 / 257 |
Families with migration backgrounda, N (%) | 60 (40.0) | 69 (45.7) | 39 (40.2) | 42 (42.0) | 210 (42.2) |
SESb; M (SD) | 102.2 (37.5) | 101.5 (37.8) | 101.1 (34.2) | 98.4 (35.5) | 101.0 (36.5) |