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Table 2 Multivariable linear regression analysis for the inpatient beds per infection control professionals

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 12.9 −15.7 to 41.5 0.378
Teaching status
 Nonteaching hospital (ref)
 Minor teaching hospital 8.3 −31.3 to 41.9 0.681
 Major teaching hospital 10.5 −21.6 to 42.5 0.523
Survey year
 2013 (ref)
 2015 −19.6 −46.2 to 7.0 0.148
 2017 −141.9 − 181.7 to − 102.2 <  0.001