Rozga et al. (2010): study US California 2005
Publication
- Author(s):
- Rozga, A.; Dapretto, M.; Hutman, T.; Ozonoff, S.; Rogers, S.J; Sigman, M.; Young, G.S.
- Title:
- Behavioral Profiles of Affected and Unaffected Siblings of Children with Autism: Contribution of Measures of Mother-Infant Interaction and Nonverbal Communication
- Source:
- Springerlink.com, Published online: 22 June 2010
Investigation
- Public
- 6 months aged infants, California, United States, 200?
- Survey name
- Unnamed study
- Sample
- Non-probability purposive-expert sample
- Respondents
- N = 167
- Non Response
- Assessment
-
Behavioural observation
infant behaviour was video recorded and later rated by a coder who was blind to the infants' developmental outcomes
Happiness Measure(s) and Distributional Findings
- Full text:
-
Rating on infants facial affect in 3 situations
1 negative
2 neutral
3 positive
Computation: Average of percentage of positive affect - Classification:
- A-CA-mi-rc-th%-101-a
- Author's label:
- Affect
- Remarks:
- Average of rated affect in 3 situations: play, still and reunion with mother, computed by WDH team
- Page in publication:
- 291, 293
- Observed distribution
- Summary Statistics
- On original range 0 - 1 On range 0-10
- Mean:
- 51.60 5.16
- SD:
- 16.00 1.60