Table 4.
Proportions of the incomplete EQ-5D-5L in the three groups
| Proportion (95% CI) | Difference (95% CI; P-value) | ||
|---|---|---|---|
| vs Group 1 | vs Group 2 | ||
| Incomplete EQ-5D-5L for any reasons | |||
| Group 1 | 0.11 (0.08, 0.14) | – | – |
| Group 2 | 0.11 (0.08, 0.14) | 0.00 (− 0.05, 0.05; 0.978) | – |
| Group 3 | 0.05 (0.03, 0.07) | − 0.06 (− 0.10, − 0.02; 0.003) | − 0.06 (− 0.10, − 0.02; 0.003) |
| Did not return to the data center | |||
| Group 1 | 0.05 (0.03, 0.08) | – | – |
| Group 2 | 0.06 (0.04, 0.09) | 0.01 (− 0.03, 0.04; 0.668) | – |
| Group 3 | 0.02 (0.01, 0.04) | − 0.03 (− 0.06, 0.00; 0.038) | − 0.04 (− 0.07, − 0.01; 0.012) |
| Returned the questionnaire without any response | |||
| Group 1 | 0.02 (0.00, 0.03) | – | – |
| Group 2 | 0.02 (0.01, 0.04) | 0.01 (− 0.02, 0.03; 0.616) | – |
| Group 3 | 0.01 (0.00, 0.03) | 0.00 (− 0.02, 0.02; 0.721) | − 0.01 (− 0.03, 0.01; 0.390) |
| Incomplete EQ-5D-5L with some responses to the returned questionnaire | |||
| Group 1 | 0.04 (0.02, 0.06) | – | – |
| Group 2 | 0.03 (0.01, 0.04) | − 0.01 (− 0.04, 0.01; 0.360) | – |
| Group 3 | 0.01 (0.00, 0.02) | − 0.03 (− 0.05, 0.00; 0.023) | − 0.01 (− 0.03, 0.01; 0.156) |
Groups 1, 2, and 3 contained the two questionnaire types that had the EQ-5D-5L in the first, second, and last places, respectively
CI, confidence interval