Research Article
Factors Influencing Job Burnout and Musculoskeletal Disorders among Coal Miners in the Xinjiang Uygur Autonomous Region
Table 2
Comparison of job burnout grades with different demographic characteristics.
| | Variable | Groups | Burnout level (n, %) | Z/Hc | | | Zero burnout | Mild burnout | Moderate burnout | Severe burnout |
| | Gender | Male | 122 (10.0) | 465 (38.1) | 550 (45.1) | 83 (6.8) | −3.474 | 0.001 | | Female | 10 (9.5) | 62 (59.0) | 30 (28.6) | 3 (2.9) |
| | Ethnicity | Han Chinese | 125 (10.4) | 467 (38.9) | 525 (43.8) | 82 (6.8) | −0.520 | 0.603 | | Minorities | 7 (5.6) | 60 (47.6) | 55 (43.7) | 4 (3.2) |
| | Age (years) | 18∼30 | 19 (11.1) | 65 (38.0) | 82 (48.0) | 5 (2.9) | 1.875 | 0.599 | | 30∼39 | 23 (9.1) | 101 (39.8) | 117 (46.1) | 13 (5.1) | | 40∼49 | 70 (11.5) | 246 (40.4) | 239 (39.2) | 54 (8.9) | | 50∼60 | 20 (6.9) | 115 (39.5) | 142 (48.8) | 14 (4.8) |
| | Length of service (years) | 1∼10 | 52 (10.6) | 195 (39.8) | 219 (44.7) | 24 (4.9) | 5.821 | 0.054 | | 11∼20 | 38 (13.7) | 108 (39.0) | 116 (41.9) | 15 (5.4) | | ≥21 | 42 (7.5) | 224 (40.1) | 245 (43.9) | 47 (8.4) |
| | Education | Junior high school and below | 52 (9.0) | 226 (38.9) | 262 (45.1) | 41 (7.1) | 3.789 | 0.150 | | High school | 39 (9.3) | 170 (40.7) | 179 (42.8) | 30 (7.2) | | Bachelor and college degree and above | 41 (12.6) | 131 (40.2) | 139 (42.6) | 15 (4.6) |
| | Type of work | Coal miners | 23 (8.9) | 85 (32.9) | 132 (51.2) | 18 (7.0) | 6.364 | 0.174 | | Excavate miners | 36 (11.4) | 123 (38.9) | 137 (43.4) | 20 (6.3) | | Transport miners | 5 (9.3) | 21 (38.9) | 27 (50.0) | 1 (1.9) | | Special miners | 38 (10.7) | 146 (41.0) | 156 (43.8) | 16 (4.5) | | Assist miners | 30 (8.8) | 152 (44.6) | 128 (37.5) | 31 (9.1) |
| | Shift system | Day shift | 56 (11.4) | 205 (41.8) | 199 (40.6) | 30 (6.1) | 24.095 | <0.001 | | Two shifts | 9 (4.8) | 52 (27.8) | 111 (59.4) | 15 (8.0) | | More than two shifts | 67 (10.3) | 270 (41.7) | 270 (41.7) | 41 (6.3) |
| | Marital status | Single | 12 (9.5) | 52 (41.3) | 57 (45.2) | 5 (4.0) | 0.515 | 0.773 | | Married | 105 (9.8) | 421 (39.5) | 468 (43.9) | 72 (6.8) | | Divorced/separated | 15 (11.3) | 54 (40.6) | 55 (41.4) | 9 (6.8) |
| | Annual income (yuan) | 15000∼70000 | 117 (10.3) | 455 (40.1) | 485 (42.7) | 79 (7.0) | 0.680 | 0.712 | | 70000∼100000 | 14 (8.6) | 62 (38.0) | 80 (49.1) | 7 (4.3) | | 100000 more than | 1 (3.8) | 10 (38.5) | 15 (57.7) | 0 |
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