Table 3.
Known-Group Validity
| MDASI–New module subscale | KPS | No. | Mean | SD | LCL 95% | UCL 95% | P | Cohen |
|---|---|---|---|---|---|---|---|---|
| Module | Good (KPS ≥ 80) | 90 | 2.04 | 1.48 | 1.73 | 2.35 | .019 | 0.50 |
| Poor (KPS < 80) | 29 | 2.83 | 1.69 | 2.18 | 3.47 | |||
| All symptom items | Good (KPS ≥ 80) | 90 | 2.45 | 1.49 | 2.14 | 2.76 | .005 | 0.59 |
| Poor (KPS < 80) | 29 | 3.38 | 1.65 | 2.76 | 4.01 | |||
| Mean interference | Good (KPS ≥ 80) | 90 | 3.07 | 2.21 | 2.61 | 3.53 | .000 | 1.16 |
| Poor (KPS < 80) | 29 | 5.60 | 2.16 | 4.77 | 6.41 | |||
| WAW | Good (KPS ≥ 80) | 90 | 3.41 | 2.59 | 2.87 | 3.96 | .000 | 1.34 |
| Poor (KPS < 80) | 29 | 7.01 | 2.79 | 5.96 | 8.08 | |||
| REM | Good (KPS ≥ 80) | 90 | 2.71 | 2.29 | 2.24 | 3.19 | .005 | 0.59 |
| Poor (KPS < 80) | 29 | 4.17 | 2.68 | 3.15 | 5.19 |
Abbreviations: LCL, lower 95% CL; MDASI, The MD Anderson Symptom Inventory; REM-role functioning, relations with others, enjoyment of life, and mood; WAW, walking, general activity, and work; UCL, upper 95% CL.
Independent sample t test or its nonparametric counterpart based on the following grouping variables. Comparison of MDASI–new module symptom and interference subscale scores and KPS scores (n = 119).