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Resolution: standard / high Figure 2.
NEECHAM categories observed for the study (earplugs) and the control group (no earplugs)
using the worst score during the observation period of maximum five nights. Chi2 for difference between earplugs and no earplugs: P = 0.006.
Van Rompaey et al. Critical Care 2012 16:R73 doi:10.1186/cc11330 |
