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Table 2 A linear probability model using hand hygiene as a dependent variable

From: Students’ observations of hand hygiene adherence in 20 nursing home wards, during the COVID-19 pandemic

Variable

Bivariate analyses

Multivariate analysis

B

95% CI

p-value

B

95% CI

p-value

Constant

0.69

0.63–0.75

 < 0.001

Location

 Toilet or bathroom (ref.)

      

 Patient room

− 0.26

− 0.30 to − 0.22

 < 0.001

− 0.01

− 0.07–0.04

0.686

 Eating area

− 0.23

− 0.28 to − 0.19

 < 0.001

− 0.01

− 0.06–0.05

0.806

 Shared space

− 0.21

− 0.27 to − 0.16

 < 0.001

− 0.02

− 0.0 to –0.04

0.456

 Disinfection room

0.26

− 0.22–0.30

 < 0.001

0.19

0.13–0.25

 < 0.001

Occupation

 Nurses (ref.)

      

 Medical doctors

− 0.08

− 0.22–0.07

0.309

− 0.05

− 0.19–0.09

0.49

 Occupational therapists, physical therapists, and bioengineers

0.04

− 0.07–0.15

0.445

0.08

− 0.02–0.18

0.13

 Nursing students

0.13

0.10–0.17

 < 0.001

0.13

0.09–0.16

 < 0.001

 Nursing assistant

− 0.18

− 0.20 to− 0,15

 < 0.001

− 0.17

− 0.19 to − 0.14

 < 0.001

 Assistant and High school students

− 0.19

− 0.23 to − 0.16

 < 0.001

− 0.16

− 0.19 to − 0.12

 < 0.001

 Unknown

− 0.35

− 0.42 to − 0.29

 < 0.001

− 0.34

− 0.41 to − 0.28

 < 0.001

Indication

 Before patient contact (ref.)

      

 Before clean procedure

0.08

0.04–0.12

 < 0.001

0.08

0.04–0.12

 < 0.001

 After contact with patient, surroundings or body fluids

0.12

0.17–0.21

 < 0.001

0.12

0.01–0.14

 < 0.001

Time-period

 February (ref.)

      

 March

− 0.14

− 0.17 to − 0.12

 < 0.001

− 0.12

− 0.14 to − 0.10

 < 0.001

Use of gloves

 Not wearing gloves (ref.)

      

 Wearing gloves

− 0.29

− 0.31 to − 0.26

 < 0.001

− 0.31

− 0.38 to − 0.24

 < 0.001

Interaction term: Gloves*Patient room

0.11

0.03–0.19

0.008

  1. Significant results are highlighted in bold. Non-significant interaction terms are not showed in the table. B the unstandardized beta, CI confidence interval