Table 4 Comparison of the mean FACT-G, FLIC and EORTC QLQ-C30 total/global functioning scores by ECOG score and presentation order(a)
From: Order effects: a randomised study of three major cancer-specific quality of life instruments
Order | ECOG score | FACT-G | FLIC | EORTC QLQ-C30 |
|---|---|---|---|---|
A | 0–1 | 83.93 | 119.37 | 58.73 |
2–4 | 74.54 | 110.11 | 52.18 | |
Difference in means | 9.39 (p < 0.001) | 9.26 (p = 0.002) | 6.55 (p = 0.014) | |
B | 0–1 | 80.64 | 118.39 | 64.21 |
2–4 | 73.96 | 110.13 | 54.06 | |
Difference in means | 6.69 (p = 0.001) | 8.26 (p = 0.004) | 10.15 (p < 0.001) | |
Difference in A – difference in B | 2.70 | 1.00 | -3.60 | |
90% CI | (-1.83 to 7.24) | (-5.88 to 7.88) | (-9.70 to 2.50) | |