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Summary of generalized linear model regression models predicting Patient-Reported Outcomes Measurement Information System (PROMIS) mental and physical T-scores from Parsley Symptom Index (PSI) T-scores.
| Model | Dependent variable | Coefficient | 95% CI | P value | Pseudo R2 |
| Model 1 | PROMIS mental | 0.6270 | 0.567-0.687 | <.001 | 0.3008 |
| Model 2 | PROMIS physical | 0.6479 | 0.593-0.703 | <.001 | 0.3653 |
