Professional practice environment and nursing work stress in neonatal units.

Objective: To assess the nurse professional practice environment of neonatal units and its relationship with the levels and main sources of occupational stress.

Method: Cross-sectional descriptive, exploratory, correlational study performed with nursing professionals of neonatal units of four public hospitals. A sociodemographic/professional questionnaire, the Brazilian version of Practice Environment Scale, and the Work Stress Scale were applied.