We first established a standardized, «derived etic» version of the questionnaire with adequate reliability for 8 of the original 9 scales. (content.iospress.com)
The PSS showed adequate reliability and, as predicted, was correlated with life - event scores, depressive and physical symptomatology, utilization of health services, social anxiety, and smoking - reduction maintenance. (jstor.org)
Additional data indicate adequate reliability and validity of a four - item version of the PSS for telephone interviews. (jstor.org)