An international observational study validating gene-expression sepsis immune subgroups.

The mHLA-DR risk model did not reach statistical significance and this may reflect the reduced power of the reduced sample size.

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This reduction in power may account for why some findings, importantly including the incidence of HAI, failed to reach statistical significance (i.e. could be a false negative result) and inevitably provides less precision around the size of mortality differences.

also in 6,035 other papers