TABLE 1.
Scale | Domain | Cycle 1a | Cycles 2–6a | Cronbach’s αb | Range of possible scores | Scoring |
---|---|---|---|---|---|---|
Cohen’s PSS (32) | Perceived stress | X | X | 0.78 | 0–40 | Higher scores = more stress |
HADS (33) | Anxiety and depression | X | X | 0.78 | 0–21 for each scale | ≥11 = anxious or depressed |
STAI (30) | State and trait anxiety | X | 0.91–0.93 | 20–80 for each scale | Higher scores = higher levels of anxiety | |
Medical Outcomes Study Social Support Survey (34) | Social support | X | 0.77–0.91 | 0–100 | Higher scores = more social support | |
Pearlin’s Mastery Scale (Pearlin) (35) | Locus of control | X | 0.71 | 7–28 | Higher scores = increased belief that one can control her life |
Administered on day 6 of the cycle.
Measure of internal consistency or reliability.