. 2019 Aug 22;10:1952. doi: 10.3389/fpsyg.2019.01952

TABLE 7.

Pearson’s correlation and Fisher’s Z between variables of second-order interaction effects of the linear regression analysis shown in Table 5.

		Anxious/depressed	Withdrawn/depressed	Somatic complaints	Internalizing symptoms
Correlation according to sex and age		Boys/Girls	Boys/Girls	Boys/Girls	Boys/Girls

BMI	13–14 years		–	0.165^∗/0.161^∗	–
				Z = 0.06
	15–16 years	–		−0.010/0.140^∗
				Z = 3.97
	17–18 years			0.056/0.107^∗
				Z = 1.06
BIP	13–14 years	–	–	–	–
	15–16 years
	17–18 years
BIS	13–14 years	–	–	–	–
	15–16 years
	17–18 years

Correlation according to sex and FAS		Boys/Girls	Boys/Girls	Boys/Girls	Boys/Girls

BMI	Low FAS	–	–	–	–
	Medium FAS
	High FAS
BIP	Low FAS	0.194^∗/0.100	0.160^∗/0.107	–	0.139^∗/0.113
		Z = 1.47	Z = 0.83		Z = 0.40
	Medium FAS	0.030/0.196^∗	0.073/0.149^∗		0.037/0.166^∗
		Z = 4.06	Z = 1.85		Z = 3.14
	High FAS	−0.015/0.207^∗	−0.017/0.199^∗		−0.052/0.246^∗
		Z = 4.38	Z = 4.25		Z = 5.90
	Low FAS	−0.464^∗/−0.440^∗	−0.451^∗/−0.350^∗	−0.251^∗/−0.282^∗	−0.426^∗/−0.399^∗
		Z = 0.46	Z = 1.84	Z = 0.51	Z = 0.48
BIS	Medium FAS	−0.361^∗/−0.475^∗	−0.340^∗/−0.419^∗	−0.231^∗/−0.331^∗	−0.342^∗/−0.431^∗
		Z = 3.33	Z = 2.22	Z = 2.62	Z = 2.52
	High FAS	−0.317^∗/−0.460^∗	−0.288^∗/−0.411^∗	−0.217^∗/−0.370^∗	−0.269^∗/−0.484^∗
		Z = 3.29	Z = 2.73	Z = 3.27	Z = 4.91

Correlation according to FAS and age		FAS: Low/Medium/High	FAS: Low/Medium/High	FAS: Low/Medium/High	FAS: Low/Medium/High

BMI	13–14 years	–	–	–	–
	15–16 years
	17–18 years
BIP	13–14 years	–	–	–	–
	15–16 years
	17–18 years
BIS	13–14 years	–	–	–	–
	15–16 years
	17–18 years

FAS, Family Affluence Scale; BMI, Body Mass Index; BIP, Body Image Perception; BIS, Body Image Satisfaction; ^∗p < 0.01. The bold values indicate Fisher’s Z equal or greater to 2.33.