Table 1.

Within family, between families variables: descriptive statistics.

Variables	Mean	SD	Min	Max
Within Family level
Time 0 (pregnancy)
Dyadic Adjustment Scale (N = 96)	121.96	9.39	98.00	143.50
Prenatal Lausanne Trilogue Play (N = 96)	140.33	33.30	64.00	192.00
Time 1 (4th month)
Dyadic Adjustment Scale (N = 83)	120.84	110.74	88.08	142.50
Lausanne Trilogue Play (N = 87)	147.49	28.02	84.00	191.00
Time 2 (9th month)
Dyadic Adjustment Scale (N = 75)	116.79	14.130	75.50	145.00
Lausanne Trilogue Play (N = 76)	162.18	21.54	75.00	195.00
Time 3 (18th month)
Dyadic Adjustment Scale (N = 43)	114.83	15.69	79.50	143.50
Lausanne Trilogue Play (N = 40)	165.47	15.30	133.25	196.00
Time 4 (preschool)
Dyadic Adjustment Scale (N = 47)	117.92	14.70	71.50	145.50
Lausanne Trilogue Play (N = 41)	162.68	24.59	86.00	196.00
Between Families level (N = 103)
Child Gender (1 = female) %	59.80 (0)	40.20 (1)	0.00	1.00
Relationship (years)	7.91	4.40	2.00	24.00
Father Involvement	61.29	18.96	7.47	93.00