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Table 5 Latent class logit model result of preference for each latent class

From: Nurses’ preferences for interventions to improve infection prevention and control behaviors based on systems engineering initiative to patient safety model: a discrete choice experiment

 

β

Standard error

Z

P-value

95% Confidence interval

Class one

     

Person (Better IPC knowledge and awareness training)

1.071

0.131

8.200

< 0.001

(0.815, 1.327)

Organization (IPC organization improvement)

0.799

0.141

5.660

< 0.001

(0.522, 1.076)

Tools and technology (Improvement of The availability and comfort of protective equipment)

0.955

0.120

7.980

< 0.001

(0.720, 1.189)

Tasks (IPC workflow improvement)

0.804

0.155

5.190

< 0.001

(0.500, 1.108)

Tasks (Reduced workload)

0.326

0.135

2.420

0.015

(0.062, 0.591)

Internal environment (Physical environment improvement)

0.735

0.103

7.150

< 0.001

(0.553, 0.936)

External environment (External environment improvement)

0.603

0.113

5.320

< 0.001

(0.381, 0.825)

Class two

     

Person (Better IPC knowledge and awareness training)

3.770

0.431

8.740

< 0.001

(2.925, 4.616)

Organization (IPC organization improvement)

-0.075

0.293

-0.250

0.723

(-0.648,0.499)

Tools and technology (Improvement of The availability and comfort of protective equipment)

0.281

0.341

0.820

0.529

(-0.388,0.951)

Tasks (IPC workflow improvement)

0.220

0.415

0.530

0.213

(-0.594,1.033)

Tasks (Reduced workload)

0.018

0.460

0.040

0.889

(-0.883, 0.919)

Internal environment (Physical environment improvement)

-0.535

0.363

-1.470

0.160

(-1.247,0.178)

External environment (External environment improvement)

0.167

0.340

0.490

0.863

(-0.500,0.834)

Class three

     

Person (Better IPC knowledge and awareness training)

-0.056

0.118

-0.480

0.509

(-0.287,0.175)

Organization (IPC organization improvement)

0.044

0.078

0.570

0.853

(-0.108,0.197)

Tools and technology (Improvement of the availability and comfort of protective equipment)

0.269

0.081

3.310

0.001

(0.110,0.429)

Tasks (IPC workflow improvement)

0.252

0.110

2.280

0.030

(0.035,0.468)

Tasks (Reduced workload)

0.600

0.121

4.960

< 0.001

(0.363,0.837)

Internal environment (Physical environment improvement)

0.415

0.079

5.240

< 0.001

(0.260,0.571)

External environment (External environment improvement)

0.962

0.101

9.550

< 0.001

(0.765,1.160)