Table IV.
Measures Utilized in Field Study to Assess Convergent Validity
| Measure | Scales | Higher scores represent | Internal consistency |
Support for validity | |
|---|---|---|---|---|---|
| Prior research | Study sample | ||||
| Parenting Stress Index (PSI) | Role Restriction; Sense of Competence | More parenting stress | >0.70 | 0.79–0.84 | Strong |
| Impact on Family Scale (IoF) | General Negative Impact | Better parental functioning/less distress | >0.80 | 0.94 | Strong |
| Pediatric Quality of Life Inventory™ - Toddler or Young Child Form (PedsQL) | Physical; Emotional; Social; School Functioning | Better child HRQoL | 0.86–0.90 | Toddler: 0.76–0.86 | Strong |
| Young Child: 0.73–0.92 | |||||
| Hopkins Symptom Checklist (HSCL) | Somatization, Obsessive-Compulsive Symptoms; Interpersonal Sensitivity; Depression; Anxiety; Total Symptom Score | More symptoms/distress experienced by the parent | 0.85–0.87 | 0.79–0.90 | Strong |
| Decisional Conflict Scale (DCS) | Perceived Effective Decision Making (Past, Current, & Total Score) | Greater (worse) parental decisional conflict | 0.78–0.92 | 0.52–0.85 | Good |
| Decisional Regret Scale (DRS) | Total Score | More parental regret and dysfunction | 0.81–0.92 | 0.90 | Strong |
| Trust in Physician Scale (TiPS) | Total score | Greater trust and confidence in the child’s healthcare provider | 0.85–0.90 | 0.91 | Strong |
| Experiences and Reactions Questionnaire (ERQ) | Others’ Reactions; Personal Reactions; Total Score | Poorer/worse reactions and perceived stigma | 0.83 | 0.78–0.79 | Strong |
| Teacher Report Form (TRF)a | Emotionally Reactive; Internalizing Problems; Externalizing Problems; Somatic Complaints; Total Problems; | Greater child pathology | 0.72–0.97 | 0.81–0.95 | Strong |
| Adaptability | Better adaptive functioning | ||||
aAll measures were completed by parents, except for the TRF which was completed by the child’s teacher or daycare provider.