BioMed Research International / 2019 / Article / Tab 2

Research Article

Psychosocial and Ergonomic Conditions at Work: Influence on the Probability of a Workplace Accident

Table 2

Variables considered for the Bayesian network. Source: data of 7th NSWC.

GroupVariablesCategoriesObservationα-Cronbach

AccidentV1Yes
686
No
8194

SectorV2Agrarian
456
Industry
1446
Construction
596
Services
6382

DemographicsV3: geographical zoneNorth
2313
Mediterranean
2950
Centre
1753
South
1864
V4: age≤34 years
2201
34 < x ≤ 44
2909
44 < x ≤ 54
2497
>54 years
1261
DK/NA
12
V5: educational studiesPrimary
3158
Further ed.
3203
Higher ed.
2489
DK/NA
30
V6: nationalitySpanish
8059
Other
813
DK/NA
8
V7: genderMan
4753
Woman
4127

EmploymentV8: contractPermanent
5285
Temporary
1858
Others/self-emp. 1733DK/NA
4
V9: experience≤2 years
1764
2 < x ≤ 6
2568
6 < x ≤ 12
2118
>12 years
2406
DK/NA
24
V10: hours a week≤38 h/wk.
2919
38 < x ≤ 40
3961
>40 h/wk.
1906
DK/NA
94
V11: level of employmentEmployee
6311
Management
1142
Director
1395
DK/NA
32
V12: hoursFlexi time
3468
Full time
3161
Shifts
2017
Others
221
DK/NA
13
V13: staffMicro <10 emp. 3935SME 10–250
3693
Large >250 emp.
1252

SafetyV14: risk evaluationYes
2993
No
3971
DK/NA
1916
V15: protective gearYes
2902
No
5204
DK/NA
774
V16: informationYes
7653
No
1118
DK/NA
109
V17: trainingYes
5164
No
3613
DK/NA
103

HygieneV18: noiseYes
3164
No
5657
DK/NA
59
V19: vibrationsYes
1249
No
7601
DK/NA
30
V20: haz. rays/wavesYes
746
No
8099
DK/NA
35
V21: toxinsYes
1347
No
7510
DK/NA
23
V22: smoke (environ.)Yes
1465
No
7388
DK/NA
27
V23: infectionYes
649
No
8148
DK/NA
83

ErgonomicsV24: physical effortAlways
24
Often
262
At times
1767
Rarely
4527
Never
2300
Multiple choice0.764
V25: workloadAlways
403
Often
2667
At times
3794
Rarely
1855
Never
161
Multiple choice0.70

PsychosocialV26: social supportAlways
3704
Often
1615
At times
1598
Rarely
660
Never
1303
Multiple choice0.77
V27: personal developmentAlways
3021
Often
2996
At times
1852
Rarely
779
Never
232
Multiple choice0.798
V28: independence at workAlways
1952
Often
1671
At times
2167
Rarely
1652
Never
1438
Multiple choice0.902
V29: concernsAlways
2882
Often
4092
At times
1506
Rarely
369
Never
31
Multiple choice0.902

DK/NA = do not know/no answer; SME = small and medium enterprise; Haz = hazardous.

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