Table 4 Analysis of the results of occupational health examination of workers in different scale enterprises
From: Health study of 11,800 workers under occupational noise in Xinjiang
large-scale | Mid-scale | Small-scale | F/χ2 | P-value | |
|---|---|---|---|---|---|
AGE (Years, \( \overline{x} \) ±s) | 33.53 ± 8.98 | 38.43 ± 10.17a | 38.23 ± 11.02a | 352.31 | <0.001 |
Working-age (Years, \( \overline{x} \) ±s) | 6.66 ± 7.58 | 7.17 ± 7.83 | 4.54 ± 6.68 | 39.767 | <0.001 |
ECG | |||||
Normal (n) | 4865 | 2125 | 512 | 2.509 | 0.285 |
Abnormal (n) | 2806 | 1173 | 319 | ||
PB | |||||
Normal (n) | 6490 | 2631 | 629 | 67.416 | <0.001 |
Abnormal (n) | 1181 | 667 | 202 | ||
PTA | |||||
Normal (n) | 7152 | 2967 | 734 | 49.535 | <0.001 |
Abnormal (n) | 519 | 331 | 97 | ||
Medical examination results | |||||
Normal (n) | 1482 | 650 | 201 | 11.213 | 0.004 |
Abnormal (n) | 6189 | 2648 | 630 | ||