. 2019 Apr 4;14(4):e0214856. doi: 10.1371/journal.pone.0214856

Table 3. Mean difference in physiological and perceived stress between girls and boys.

	Girls			Boys			t	p	Cohen’s d [95% CI]^a
	n	M	SD	n	M	SD	t	p	Cohen’s d [95% CI]^a
HCCs^b	88	1.23	0.68	80	0.65	0.81	5.01	< .001	0.91 [0.66, 1.17]
PSS^c	84	8.14	2.22	77	8.21	2.05	-0.19	.848	-0.04 [-0.36, 0.20]

^aSize effect (confidence interval)

^bHair cortisol concentrations

^cPerceived Stress Scale