Figure 1.
Marital Satisfaction over 13 Years by Negative Emotional Behavior and 5-HTTLPR
Note. Predicted uncentered means of marital satisfaction at T1, T2, and T3 for individuals with high (M+ 1 SD) or low (M − 1 SD) levels of negative emotional behavior at T1 and two short alleles (s/s) or one or two long alleles (s/l or l/l) of 5-HTTLPR. Analyses controlled for depression, ethnicity, gender, cohort, education, and positive emotional behavior at T1. T1: 1989/90. T2: 1995/96. T3: 2001/02.