Table 1. Descriptive statistics and inter-correlations between main study variables (N = 70).

Variables	M	SD	Range	1.	2.	3.	4.	5.
1. Chronic stress exposure (1–5)	2.08	0.36	1.27–3.15	-	.44**	.43**	-.24*	.31**
2. Perceived stress (0–40)	12.90	6.35	2.00–32.00		-	.51**	-.12	.38**
3. Accumulated daily stress (%)	21.91	21.16	0–79.63			-	-.29*	.30*
4. Relationship closeness (0–5)	3.17	1.18	0–5.00				-	.01
5. CDKN2A expression	6.81	0.04	6.72–6.93					-

Note. *p < .05, **p < .01.