Table 3 Description of the derived factors/items of Chinese IPQ-R
Factors/items | No of items | Range of scores | Mean(SD) | Floor effects (%)a | Ceiling effects (%)b |
|---|---|---|---|---|---|
Emotional Response | 6 | 6-30 | 21.02(5.40) | 1.33 | 2.67 |
Treatment Control | 5 | 8-25 | 18.28(3.28) | 0.44 | 5.33 |
Illness Coherence | 4 | 4-20 | 12.25(3.21) | 0.90 | 0.90 |
Timeline-acute/chronic | 6 | 9-30 | 21.14(3.52) | 0.44 | 0.44 |
Consequence | 4 | 4-20 | 13.99(3.20) | 0.44 | 4.44 |
Personal Control | 3 | 4-15 | 10.17(2.19) | 0.44 | 5.33 |
Helplessness | 2 | 2-10 | 5.05(1.70) | 6.67 | 1.78 |
Causal attribution | |||||
God’s punishment | 1 | 1-5 | 2.53(1.16) | 16.89 | 8.44 |
God’s will | 1 | 1-5 | 2.54(1.17) | 18.22 | 8.89 |
Carelessness | 1 | 1-5 | 4.06(1.04) | 3.56 | 41.33 |
Did not understand the risk | 1 | 1-5 | 2.95(1.26) | 9.78 | 16.44 |
Believed it could not happen to self | 1 | 1-5 | 3.46(1.19) | 5.78 | 21.78 |
Being deceived | 1 | 1-5 | 2.81(1.14) | 8.00 | 12.00 |
Alcohol/drug use | 1 | 1-5 | 1.99(0.87) | 25.33 | 3.11 |
Chance/bad luck | 1 | 1-5 | 3.12(1.19) | 7.56 | 12.11 |