Table 3.
FACT-CX | Overall | |||||||
Study | Ding [21] | Fernandes [22] | Fregnani [23] | |||||
Country | China | Brazil | Brazil | |||||
Number of participants | 400 | 149 | 100 | |||||
Content validity | ? | X | ? | ? | ||||
Internal consistency | + | + | + | + | ||||
Criterion validity | ? | X | - | - | ||||
Construct validity | - | X | - | - | ||||
Agreement | X | X | + | + | ||||
Reliability | ? | X | ? | ? | ||||
Responsiveness | X | X | X | X | ||||
Floor- & ceiling effects | X | X | X | X | ||||
Interpretability | ? | X | ? | ? | ||||
EORTC QLQ-CX24 | Overall | |||||||
Study | Greimel [14] | Jayaskera [17] | Singer [19] | Hua [16] | Shin [18] | Du Toit [15] | Paradowska [20] | |
Country | multiple | Sri Lanka | Germany | China | Korea | South Africa | Poland | |
Number of participants | 167 | 112 | 134 | 115 | 860 | 208 | 171 | |
Content validity | + | ? | ? | ? | X | ? | ? | + |
Internal consistency | + | + | + | + | + | + | + | + |
Criterion validity | ? | X | ? | ? | ? | ? | ? | ? |
Construct validity | X | + | X | X | X | X | X | + |
Agreement | X | X | X | X | X | X | + | + |
Reliability | ? | ? | ? | ? | ? | ? | ? | ? |
Responsiveness | X | X | X | X | X | X | X | X |
Floor- & ceiling effects | X | X | X | X | X | X | X | X |
Interpretability | ? | ? | ? | ? | ? | ? | ? | ? |
?; doubtful design/methods thus no quantitative or qualitative scoring possible
X; not reported therefore no quantitative or qualitative scoring possible