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Table 3 Summary of main findings of the reported burden

From: Reported burden on informal caregivers of ICU survivors: a literature review

Type of burden Time of measurement Reported outcomes
Anxietya During admission 42–80 %
  3 months 24–63 %
  6 months 15–24 %
Depression During admission 16–90 %
  3 months 12–26 %
  6 months 5–36 %
  12 months 23–44 %
Post-traumatic stress disorder During admission 57 %
  3 months 30–42 %
  6 months 35–57 %
  12 months 32–80 %
Employment status Up to 50 % of the informal caregivers reduced their work hours, quit their job or were fired in order to provide informal care
Health-related quality of life Major decreases in mental health, limited changes in physical health
Use of medication Between 8 % and 32 % of informal caregivers started to use medications after the ICU admittance of their relative
Lifestyle interference Up to 12 months after discharge, almost 50 % of informal caregivers had to quit activities in order to take care of the patient
  1. aAnxiety was not assessed at 12 months after discharge