Table 2. Distribution of enterprise scale and ownership type in industries with significantly reduced WBC, NEUT, and PLT counts in Sichuan, Jiangsu, Zhejiang, and Fujian, 2020.
| Item |
Number of
enterprises |
Number of
workers |
Median CTWA
(rang) (mg/m³) |
Number of enterprises exceeding PC-TWA (%) |
| Abbreviation: CTWA=concentrations of time weighted average; PC-TWA=permissible concentration-time weighted average; WBC=white blood cell; NEUT=neutrophil; PLT=platelet. | ||||
| Enterprise scale | ||||
| Large | 8 | 222 | 0.1 (0.1–0.6) | 0 |
| Medium | 23 | 696 | 0.8 (0.1–3.6) | 0 |
| Small | 54 | 365 | 0.6 (0.1–73.9) | 18 (33) |
| Mini-sized | 5 | 23 | 0.1 (0.1–4.5) | 0 |
| Ownership type | ||||
| State-owned | 12 | 208 | 2.0 (0.2–2.0) | 0 |
| Joint-stock | 3 | 105 | 0.1 (0.1–3.6) | 0 |
| Foreign-owned | 5 | 25 | 0.6 (0.6–0.6) | 0 |
| Hong Kong-, Macao- and Taiwan-invested enterprises | 7 | 116 | 0.1 (0.1–2.0) | 0 |
| Private | 61 | 846 | 0.1 (0.1–73.9) | 18 (30) |
| Unknown | 2 | 6 | 0.6 (0.6–0.6) | 0 |