TY - GEN AU - Downey,Lois AU - Hayduk,Leslie A AU - Curtis,J Randall AU - Engelberg,Ruth A TI - Measuring Depression-Severity in Critically Ill Patients' Families with the Patient Health Questionnaire (PHQ): Tests for Unidimensionality and Longitudinal Measurement Invariance, with Implications for CONSORT SN - 1873-6513 PY - 2017///1219 KW - Critical Care KW - Depression KW - diagnosis KW - Family KW - psychology KW - Female KW - Follow-Up Studies KW - Humans KW - Longitudinal Studies KW - Male KW - Middle Aged KW - Models, Statistical KW - Patient Health Questionnaire N1 - Publication Type: Journal Article; Randomized Controlled Trial; Research Support, N.I.H., Extramural UR - https://doi.org/10.1016/j.jpainsymman.2015.12.303 ER -