Table 5.
Theoretical and external validation of the Polish version of the FIMA questionnaire
Theoretical validity, Pearson’s correlation
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FIMA1 | FIMA2 | FIMA3 | FIMA4 | FIMA5 | FIMA7 | FIMA8 | FIMA9 | FIMA10 | FIMA11 | FIMA12 | FIMA14 | |
T1 | 0.14 | 0.29 | 0.11 | 0.31 | 0.78 | 0.34 | 0.14 | 0.34 | −0.04 | 0.20 | 0.76 | 0.19 |
p-value | 0.28 | 0.02 | 0.41 | 0.01 | <0.001 | 0.007 | 0.28 | 0.007 | 0.74 | 0.13 | <0.001 | 0.15 |
T2 | −0.02 | 0.31 | 0.07 | 0.29 | 0.81 | 0.37 | 0.09 | 0.34 | −0.03 | 0.20 | 0.75 | 0.18 |
p-value | 0.86 | 0.01 | 0.59 | 0.02 | <0.001 | 0.003 | 0.50 | 0.008 | 0.85 | 0.13 | <0.001 | 0.17 |
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External validity, Yule’s Q coefficient
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FIMA1 | FIMA2 | FIMA3 | FIMA4 | FIMA5 | FIMA7 | FIMA8 | FIMA9 | FIMA10 | FIMA11 | FIMA12 | FIMA14 | |
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T1 EQ1 (mobility) | −0.50 | 0.37 | 0.51 | 1 | 0.86 | 1 | −0.18 | 0.49 | −0.30 | −0.32 | 0.61 | 0.30 |
T1 EQ2 (self-care) | 1 | −0.42 | 0.81 | 1 | 0.87 | 0.63 | 0.33 | 1 | −0.52 | −0.11 | 0.26 | 1 |
T1 EQ3 (usual activities) | −1 | 0.18 | 0.56 | 1 | 0.69 | 1 | −0.22 | −0.02 | −0.35 | −0.35 | 0.23 | 0.33 |
T1 EQ4 (pain/discomfort) | −1 | −0.21 | 1 | 1 | 0.53 | −0.76 | 0.18 | −1 | 0.20 | −0.82 | −0.59 | −1 |
T1 EQ5 (anxiety/depression) | −0.52 | 0.16 | 1 | 1 | 0.50 | 0.52 | 0.14 | −0.12 | −0.19 | −0.25 | −0.11 | 0.24 |
T2 EQ1 (mobility) | −1 | 0.37 | 0.51 | 1 | 0.86 | 1 | −0.18 | 0.49 | −0.30 | −0.32 | 0.61 | 0.30 |
T2 EQ2 (self-care) | 1 | −0.42 | 0.81 | 1 | 0.87 | 0.63 | 0.33 | 1 | −0.52 | −0.11 | 0.26 | 1 |
T2 EQ3 (usual activities) | −1 | 0.18 | 0.56 | 1 | 0.69 | 1 | −0.22 | −0.01 | −0.35 | −0.35 | 0.23 | 0.33 |
T2 EQ4 (pain/discomfort) | −1 | −0.21 | 1 | 1 | 0.54 | −0.76 | 0.18 | −1 | 0.20 | −0.82 | −0.59 | −1 |
T2 EQ5 (anxiety/depression) | 1 | 0.16 | 1 | 1 | 0.50 | 0.53 | 0.14 | −0.12 | −0.19 | −0.25 | −0.11 | 0.24 |
Notes: T1, participant evaluation within 48 hours of admission; T2, participant evaluation 2 weeks after admission.
Abbreviations: EQ, EuroQol; FIMA, Fragebogen zur Inanspruchnahme medizinischer und nicht-medizinischer Versorgungsleistungen im Alter [Questionnaire for Health-Related Resource Use in an Elderly Population].