Table 6.
Differences in Memorial Symptom Assessment Scale Scores Among the Patient Subgroups Using Latent Class Analysis or K-Modes Analysis
| MSAS scores | All Lowa,b (0) | Moderate Physical & Lower Psychological (1) | Moderate Physical & Higher Psychological (2) | All High (3) | Statistics |
|---|---|---|---|---|---|
|
| |||||
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | ||
|
| |||||
| PATIENT SUBGROUPS USING LATENT CLASS ANALYSIS | |||||
|
| |||||
| Physical subscale | 0.3 (0.2) | 1.0 (0.4) | 0.8 (0.4) | 1.6 (0.5) | F(3,1325) = 578.78, p<.001 |
| 0 < 2 < 1 < 3 | |||||
|
| |||||
| Psychological subscale | 0.3 (0.3) | 0.6 (0.4) | 1.3 (0.5) | 1.9 (0.6) | F(3,1325) = 717.30, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Global Distress Index | 0.4 (0.3) | 0.9 (0.4) | 1.3 (0.5) | 2.1 (0.6) | F(3,1305) = 770.22, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Total Score | 0.3 (0.2) | 0.7 (0.3) | 0.8 (0.3) | 1.6 (0.4) | F(3,1325) = 11037.63, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Total number of MSAS symptoms (out of 32) | 5.6 (2.5) | 12.9 (3.2) | 14.6 (3.0) | 23.0 (3.3) | F(3,1325) = 1601.27, P = 0.000, |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Total number of MSAS symptoms (out of 38) | 6.3 (2.9) | 14.4 (3.5) | 16.1 (3.5) | 26.1 (4.4) | F(3,1325) = 1474.65, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| PATIENT SUBGROUPS USING K-MODES ANALYSIS | |||||
|
| |||||
| Physical subscale | 0.4 (0.3) | 1.1 (0.4) | 0.7 (0.4) | 1.4 (0.6) | F(3,1325) = 578.28, p<.001 |
| 0 < 2 < 1 < 3 | |||||
|
| |||||
| Psychological subscale | 0.4 (0.3) | 0.6 (0.4) | 1.3 (0.5) | 1.6 (0.7) | F(3,1325) = 553.73, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Global Distress Index | 0.4 (0.3) | 1.0 (0.4) | 1.3 (0.5) | 1.8 (0.6) | F(3,1305) = 588.21, p<.001 |
| 0 < 1 < 2 < 3 | |||||
|
| |||||
| Total Score | 0.3 (0.2) | 0.8 (0.3) | 0.8 (0.3) | 1.3 (0.4) | F(3,1325) = 765.76, p<.001 |
| 0 < 1, 2, and 3 | |||||
| 1 and 2 < 3 | |||||
|
| |||||
| Total number of MSAS symptoms (out of 32) | 6.7 (3.2) | 13.9 (2.8) | 13.7 (2.8) | 20.6 (4.1) | F(3,1325) = 1187.40, p<.001 |
| 0 < 1, 2, and 3 | |||||
| 1 and 2 < 3 | |||||
|
| |||||
| Total number of MSAS symptoms (out of 38) | 7.6 (3.6) | 15.2 (3.1) | 15.0 (3.3) | 23.2 (5.1) | F(3,1325) = 1068.59, p<.001 |
| 0 < 1, 2, and 3 | |||||
| 1 and 2 < 3 | |||||
Abbreviations: MSAS = Memorial Symptom Assessment Scale, SD = standard deviation
a
For LCA – All Low (n=419, 31.5%), Moderate Physical and Lower Psychological (n=316, 23.8%), Moderate Physical and Higher Psychological (n=416, 31.3%) and All High (n=178, 13.4%).
b
For K-modes analysis – All Low (n=536, 40.3%), Moderate Physical and Lower Psychological (n=205, 15.4%), Moderate Physical and Higher Psychological (n=280, 21.13%) and All High (n=303, 23.24%).