Nurses' behavioural and control beliefs were related. Nurses should be trained in alternatives to physical restraint use. The impact of analgo-sedation protocols, relatives' involvement, leadership support and intensive care unit restraint policies on physical restraint practices need to be revised. Further research is required to explore why nurses do not act with moral courage to change this harmful practice.
Las revisiones sistemá ticas son ú tiles en muchos aspectos críticos, ya que pueden proporcionar una síntesis del estado del conocimiento en un á rea determinada, a partir de la cual se pueden identificar futuras prioridades de investigació n, abordar preguntas que de otro modo no podrían ser respondidas por estudios individuales, identificar problemas en la investigació n primaria que deben ser corregidos en futuros estudios y generar o evaluar teorías sobre có mo o por qué ocurren fenó menos de interé s.
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