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. Author manuscript; available in PMC: 2024 May 1.
Published in final edited form as: Infant Behav Dev. 2023 Mar 14;71:101832. doi: 10.1016/j.infbeh.2023.101832

Table 3.

Temporal Contingency and Mean Differences in Responsiveness Among and Within Dyads for the Japanese Acculturation Comparison

Acculturation Group
Dependent Variables Japan (Origin) (n = 46) Japanese Immigrant (n = 32) European American (Destination) (n = 40) AN(C)OVA

Mother Speak/Infant Attend b
Speak → Attend 3.12* (2.81) 2.48* (2.53) 3.27* (4.21) Respondent within-subjects effect: F(1, 109) = 3.85, p = .05, η2p = .03
Acculturation Group main effect: F(2, 109) = 0.72, p = .49, η2p = .01
Respondent × Acculturation Group interaction: F(2, 109) = 2.64, p = .08, η2p = .05
Attend → Speak 2.00* (1.28) 2.06* (1.31) 2.49* (1.92)

Mother Play/Infant Attend
Play → Attend 3.69* (3.99) 3.15 (4.68) 3.36* (2.72) Respondent within-subjects effect: F(1, 84) = 0.88, p = .35, η2p = .01
Acculturation Group main effect: F(2, 84) = 6.82, p = .002, η2p = .14
Respondent × Acculturation Group interaction: F(2, 84) = 3.04, p = .05, η2p = .07
Attend → Play 3.12 (4.07) 1.46 (2.17) 4.60* (3.79)

Mother Play/Infant Vocalize ab
Play → Vocalize 1.02 (0.93) 1.57 (1.50) 1.26 (1.40) Respondent within-subjects effect: F(1, 83) = 5.04, p = .03, η2p = .06
Acculturation Group main effect: F(2, 83) = 0.04, p = .96, η2p = .00
Respondent × Acculturation Group interaction: F(2, 83) = 0.49, p = .62, η2p = .01
Vocalize → Play 1.43 (1.55) 1.27 (1.76) 1.24 (1.56)

Mother Encourage/Infant Vocalize
Encourage → Vocalize 1.41 (1.28) 1.71 (2.07) 1.46 (1.41) Respondent within-subjects effect: F(1, 104) = 0.04, p = .84, η2p = .00
Acculturation Group main effect: F(2, 104) = 0.48, p = .62, η2p = .01
Respondent × Acculturation Group interaction: F(2,104) = 0.93, p = .40, η2p = .02
Vocalize → Encourage 1.54 (1.10) 1.26 (1.07) 2.01 (2.72)

Note. Data (M, SD) are untransformed ORs (ORs) not controlled for covariates. Asterisks (*) indicate temporal contingency in mother-infant interactions, specifically, that the OR was significantly greater than 1 (as indicated by a one-sample t-test where p ≤ .05). AN(C)OVAs examined acculturation of responsiveness at the group level. Superscripts indicate the specific covariates that were used in the mixed-design AN(C)OVAs:

a

infant age

b

mother in view.