Table 1. Indicators for evaluation of the psychometric properties of the instruments separated for each sex and country.
| Instrument | Country | n | χ2/df | RMSEA [CI 90%] | CFI | TLI | λ | EI | e | r2 | AVE | CR | α |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Female | |||||||||||||
| BSQ-8B | BR/PT | 1,396 | 9.97 | .08 [.07-.09] | .98 | .98 | .67-.82 | - | - | - | .57 | .91 | .88 |
| BSQ-8B | BR | 722 | 6.69 | .09 [.07-.10] | .98 | .97 | .67-.80 | - | - | - | .56 | .91 | .88 |
| BSQ-8B | PT | 674 | 4.70 | .07 [.05-.09] | .99 | .98 | .67-.83 | - | - | - | .58 | .92 | .88 |
| PHCS-B | BR/PT | 1,396 | 18.98 | .11 [.10-.12] | .97 | .96 | .54-.86 | - | - | .72 | .55-.59 | .82-.85 | .77-.80 |
| PHCS-B (fitted) | BR/PT | 1,396 | 10.79 | .08 [.07-.09] | .99 | .98 | .54-.84 | - | 3–4, 4–5 | .77 | .54-.55 | .82-.82 | .77-.80 |
| PHCS-B | BR | 722 | 9.97 | .11 [.10-.13] | .97 | .96 | .58-.85 | - | - | .76 | .54-.55 | .82-.83 | .77-.78 |
| PHCS-B (fitted) | BR | 722 | 6.12 | .08 [.07-.10] | .98 | .97 | .58-.82 | - | 3–4, 4–5 | .83 | .50-.54 | .80-.82 | .77-.78 |
| PHCS-B | PT | 674 | 10.42 | .12 [.10-.13] | .97 | .96 | .51-.86 | - | - | .70 | .57-.62 | .83-.87 | .76-.81 |
| PHCS-B (fitted) | PT | 674 | 6.80 | .09 [.08-.10] | .99 | .98 | .51-.87 | - | 3–4, 4–5 | .74 | .57-.58 | .83-.84 | .76-.81 |
| TFEQ-18 | BR/PT | 1,396 | 4.34 | .05 [.04-.05] | .95 | .95 | .57-.87 | - | - | .00*-.33 | .45-.69 | .87-.88 | .71-.77 |
| TFEQ-18 | BR | 722 | 3.19 | .05 [.05-.06] | .94 | .93 | .57-.86 | - | - | .00*-.27 | .46-.69 | .86-.88 | .69-.78 |
| TFEQ-18 | PT | 674 | 2.13 | .04 [.03-.05] | .96 | .96 | .53-.88 | - | - | .00*-.34 | .44-.69 | .86-.87 | .70-.76 |
| WHOQoL-bref | BR/PT | 1,396 | 7.99 | .07 [.06-.08] | .94 | .93 | .45-.90 | - | - | .26-.60 | .32-.58 | .76-.84 | .65-.77 |
| WHOQoL-bref | BR | 722 | 4.14 | .07 [.06-.07] | .94 | .93 | .41-.92 | - | - | .27-.59 | .30-.57 | .74-.84 | .67-.77 |
| WHOQoL-bref | PT | 674 | 5.24 | .08 [.07-.08] | .92 | .90 | .40-.94 | - | - | .23-.57 | .37-.55 | .77-.84 | .63-.78 |
| Male | |||||||||||||
| MBDS-R | BR/PT | 802 | 4.81 | .07 [.07-.08] | .95 | .94 | .54-.82 | - | - | .45 | .46-.54 | .85-.86 | .85-.85 |
| MBDS-R | BR | 429 | 2.79 | .06 [.05-.08] | .96 | .95 | .55-.84 | - | - | .40 | .46-.55 | .86-.86 | .85-.86 |
| MBDS-R | PT | 373 | 3.42 | .08 [.07-.09] | .93 | .92 | .53-.81 | - | - | .52 | .46-.55 | .86-.86 | .85-.86 |
| PHCS-B | BR/PT | 802 | 13.40 | .12 [.11-.14] | .96 | .94 | .60-.83 | - | - | .62 | .55-.56 | .83-.83 | .77-.78 |
| PHCS-B (fitted) | BR/PT | 802 | 5.80 | .08 [.06-.10] | .99 | .98 | .71-.85 | 1, 3 | - | .63 | .59-.60 | .81-.82 | .76-.77 |
| PHCS-B | BR | 429 | 8.01 | .13 [.11-.15] | .96 | .94 | .64-.82 | - | - | .73 | .54-.57 | .82-.84 | .78-.79 |
| PHCS-B (fitted) | BR | 429 | 4.33 | .09 [.06-.10] | .99 | .98 | .66-.84 | 1, 3 | - | .74 | .58-.61 | .80-.82 | .76-.78 |
| PHCS-B | PT | 373 | 7.09 | .13 [.11-.15] | .95 | .92 | .59-.82 | - | - | .52 | .53-.56 | .82-.83 | .76-.77 |
| PHCS-B (fitted) | PT | 373 | 3.89 | .09 [.06-.10] | .99 | .97 | .70-.85 | 1, 3 | - | .53 | .57-.61 | .80-.82 | .74-.76 |
| TFEQ-18 | BR/PT | 802 | 2.26 | .04 [.03-.05] | .97 | .96 | .58-.94 | - | - | .00*-.36 | .43-.72 | .86-.89 | .70-.76 |
| TFEQ-18 | BR | 429 | 1.82 | .04 [.03-.05] | .96 | .95 | .47-.95 | - | - | .00*-.39 | .41-.75 | .86-.90 | .72-.75 |
| TFEQ-18 | PT | 373 | 1.56 | .04 [.03-,05] | .97 | .96 | .55-.90 | - | - | .02-.34 | .47-.70 | .85-.89 | .68-.78 |
| WHOQoL-bref | BR/PT | 802 | 5.56 | .07 [.07-.08] | .92 | .91 | .51-.90 | - | - | .28-.63 | .34-.57 | .78-.84 | .68-.77 |
| WHOQoL-bref | BR | 429 | 3.31 | .07 [.07-.08] | .92 | .91 | .44-.89 | - | - | .24-.58 | .29-.56 | .74-.83 | .68-.77 |
| WHOQoL-bref | PT | 373 | 3.30 | .08 [.07-.09] | .93 | .92 | .47-.91 | - | - | .30-.66 | .37-.58 | .78-.84 | .68-.78 |
Note. We used adapted versions of instruments (cf. Instruments section). BSQ-8B = Body Shape Questionnaire (reduced version), MBDS-R = Male Body Dissatisfaction Scale (reduced version), PHCS = Perceived Health Competence Scale (bifactorial version), TFEQ-18 = Three-factor Eating Questionnaire (reduced version), WHOQoL-bref = World Health Organization Quality of Life Questionnaire-Short Form (refined version), fitted = instrument fitted for the study sample, Country: BR/PT = Brazil and Portugal, BR = Brazil, PT = Portugal, χ2/df = Chi-square by degrees of freedom, RMSEA = Root Mean Square Error of Approximation [CI = confidence interval of 90%], CFI = Comparative Fit Index, TLI = Tucker-Lewis Index, λ = factorial weight, EI = excluded items, e = items with correlation, r2 = coefficient of determination between factors, AVE = average variance extracted, CR = composite reliability, α = Cronbach's alpha.
* values <0,01.