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Table 4 Multivariable linear regression analysis for the WHO Hand Hygiene Self-Assessment Framework total score

From: Impact of national policy on hand hygiene promotion activities in hospitals in Korea

  β coefficient 95% Confidence interval P-value
Hospital type
 Public (ref)
 Private 7.1 −16.3 to 40.5 0.552
Teaching status
 Nonteaching hospital (ref)
 Minor teaching hospital 19.9 −17.1 to 56.8 0.292
 Major teaching hospital 52.6 8.8 to 96.4 0.018
Beds size (per 100 increase) 5.1 0.3 to 9.8 0.038
Survey year
 2013 (ref)
 2015 20.2 −1.0 to 41.4 0.062
 2017 45.1 19.3 to 70.9 0.001