Table 4.
RPQ | CENTER-TBI 1 | Original English Version 2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Dutch * | English | Finnish * | French * | German | Italian * | Norwegian | Spanish * | Swedish * | TBI | |
N | 597 | 223 | 213 | 115 | 80 | 268 | 263 | 254 | 59 | 41 |
Cronbach’s alpha | 0.93 | 0.92 | 0.92 | 0.92 | 0.89 | 0.91 | 0.92 | 0.92 | 0.89 | - |
N | 597 | 223 | 213 | 115 | 80 | 268 | 263 | 254 | 59 | - |
Split-half or test–retest reliability 3 | 0.94 | 0.95 | 0.95 | 0.94 | 0.93 | 0.94 | 0.93 | 0.92 | 0.82 | 0.90 |
Note. * Instruments translated and linguistically validated for the CENTER-TBI study. 1 Reliability coefficients (CENTER-TBI study sample). 2 Reliability coefficients from the original English validation of the RPQ in a TBI sample [30]. 3 Split-half reliability (CENTER-TBI data), test–retest reliability (original validation study); N = number of cases; values in bold represent at least satisfactory reliability (≥0.70).