Predictive Criterion Validity of the Parsley Symptom Index Against the Patient-Reported Outcomes Measurement Information System-10 in a Chronic Disease Cohort: Retrospective Cohort Study.
Hants WilliamsSarah SteinbergKendall LeonRyan VingumMengyao HuRobin BerzinHeather HaggPatrick HanawayPublished in: JMIR formative research (2024)
Our findings emphasize the importance of the PSI in capturing the nuanced interactions between symptomatology and health outcomes. These insights reinforce the value of the PSI in clinical contexts and support its potential as a versatile tool in both research and practice.