Reliability and validity of the 4-item perceived stress scale among pregnant women: Results from the OTIS antidepressants study

• Autores: Fatiha Karam, Anick Bérard, Odile Sheehy, Marie-Claude Huneau, Gerald Briggs, Christina Chambers, Adrienne Einarson, Diana Johnson, Kelly Kao, Gideon Koren, Brigitte Martin, Janine E. Polifka, Sara H. Riordan, Mark Roth, Sharon Voyer Lavigne, Lori Wolfe
• Localización: Research in nursing and health, ISSN-e 1098-240X, Vol. 35, Nº. 4, 2012, págs. 363-375
• Idioma: inglés
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  • We aimed to estimate the reliability of the 4-item Perceived Stress Scale (PSS) and its validity in predicting maternal depression and quality of life (QoL). Data regarding stress, depression and QoL were collected during pregnancy among a sub-sample from the Organization of Teratology Information Specialists Antidepressants in Pregnancy Cohort. The 4-item PSS demonstrated acceptable internal consistency (Cronbach's alpha coefficient?=?.79), alternate forms stability reliability with the 10-item PSS (Pearson correlation coefficient r?=?.63; p?