Table 1.

Description and Comparisons of the CAPE and of the Psychosocial Stress Measures According to Control/Sibling Status

	Controls (N = 1497)	Siblings (N = 265)	Comparisons
	Median (IQR), Mean (SD) or N (%)	Median (IQR), Mean (SD) or N (%)
Age	33 (21), 36.1 (12.9)	30 (15), 31.3 (9.4), 1.9%	<.01**
Sex
Women	791 (47.2%)	181 (31.7%)	<.01*
Men	706 (52.8%)	84 (68.3%)
Ethnicity
Asian	33 (2.2%)	3 (1.1%)	<.01*
Black	121 (8.1%)	13 (4.9%)
North African	24 (1.6%)	6 (2.3%)
White	1178 (78.7%)	201 (75.9%)
Mixed	116 (7.7%)	41 (15.5%)
Other	24 (1.7%	1 (3.8%)
CAPE scores
Positive	4 (4), 4.9 (2.9)	4 (4), 4.5 (3.0)	.02**
Negative	6 (6), 6.2 (3.6)	6 (6), 5.8 (3.7)	.18**
Depressive	4 (3), 4.4 (2.0)	4 (3), 4.2 (2.1)	.13**
Psychosocial stressors
Childhood trauma	31 (11), 34.6 (10.9)	33 (12), 37.3 (6.9)	<.01**
Self-reported discrimination experiences	0.0 (1.0), 0.6 (1.0)	0.0 (1.0), 0.4 (0.9)	.02**
Stressful life events	1 (2), 1.5 (1.4)	1 (1), 1.5 (1.5)	.29**
Social capital	0.0 (3.4), 0 (2.5)	0.1(3.4), 0 (2.5)	.56**

Abbreviations: IQR, interquartile range; NA, unavailable data; SD, standard-deviation.

*P-value of chi-square tests.

^**P-value of Mann-Whitney.