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. 2016 Dec 21;11(12):e0166947. doi: 10.1371/journal.pone.0166947

Table 5. Studies/tools psychometric properties.

Study/tool Readability Cultural translation Respondent burden Content validity Criterion validity Construct validity Internal consistency Inter-rater reliability Intra-tater reliability Test-retest reliability Positive predicted value Negative predicted value Sensitivity Specificity Floor effect Ceiling effect Responsiveness
Instruments used operationally by professionals
VERA-2 (study A) ++ + ++ ++
VERA-2 (study B) ++ + ++ ++ ++
ERG 22+ ++ + ++ ++
ERS
IVPG (study A) ++ ++
IVPG (study B) ++ ++ + + + ++ + +
Tools developed as research measures
1992-RWA + + ++ ++ ++
RF-R ++ + ++ ++ ++
PHS +
MMPI-2 ++ + + + +
RWA-R ++ + ++ ++ +
ITFS ++ ++ + + +
ARIS ++ + ++ ++ ++
NBMASA ++ ++ ++ ++ ++
MEMS ++ ++ ++ ++ +
MDFI ++ ++ ++ ++ ++ ++ ++
RF-I ++ ++ ++ ++ +
SyfoR ++ + ++ ++ ++ ++ ++
IFS + ++ +
SSS (studies A-B) ++ ++ ++ ++ +
ARIS-S ++ ++ ++ ++ ++
Schbley (2003) + + ++ ++ ++ +
TCS ++ + + ++ ++
TRAP-18 ++ + ++ ++ ++ +

, no information available.

Readability: +, items available but lengthy; ++, items available, short and comprehensive. Cultural translation: +, only available in English; ++, available in English and also language(s) of the target population. Respondent burden: +, over 60 items; ++, under 60 items. Content validity: ++, experts consulted. Criterion validity: ++, correlation coefficients calculated (Spearman’s, Pearson’s Kendall’s and/or Cramer’s). Construct validity: ++, factor analysis conducted. Internal consistency: +, mean Cronbach’s alpha inferior to .80; ++, mean Cronbach’s alpha superior or equal to .80. Inter-rater validity: +, mean Cohen’s kappa inferior to .70; ++, mean Cohen’s kappa superior or equal to .70. Intra-rater validity: +, moderate; ++, satisfactory. Positive predicted value: +, moderate; ++, satisfactory. Negative predicted value: +, moderate; ++, satisfactory. Sensitivity: +, moderate; ++, satisfactory. Specificity: +, moderate; ++, satisfactory.