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Unstandardized estimates from actor–partner interdependence models predicting nocturnal heart rate from daytime (A) closeness and (B) annoyance. Solid lines indicate statistically significant pathways and dotted lines indicated statistically nonsignificant pathways. Both models control for men’s and women’s daytime heart rate. *p < .05; **p < .01; ***p < .001. HR, heart rate; r, correlation; e, residual.
