Table 3 Logistic regression analysis: summary of results of personal/institutional data and ergonomic variables on WMSDs (N = 388)

Years of experience-over 66 months

1.409

.565

6.205

1

.013*

4.090

1.350

12.390

Nap habit-yes

−8.163E-01

.334

5.959

1

.015*

.442

.230

.851

Diagnosis of students-multiple disorders

.881

.400

4.836

1

.028*

2.412

1.100

5.287

Teaching partners in the same class-yes

−7.206E-01

.339

4.521

1

.033*

.486

.250

.945

Diaper changing-no

-.014

.005

6.985

1

.008**

.986

.976

.996

Assist feeding-no

-.014

.005

6.854

1

.009**

.986

.976

.997

Assist toileting-no

-.013

.005

6.499

1

.011**

.987

.976

.997

Assist grooming-no

-.013

.005

6.514

1

.011**

.987

.976

.997

Assist transferring-no

-.013

.005

6.508

1

.011**

.987

.976

.997

Assist rehabilitation-no

-.013

.005

6.426

1

.011**

.987

.977

.997

Assist getting in/out vehicle-no

-.012

.005

5.558

1

.018**

.988

.978

.998