Table 3. Comparison of SFTS IgG in different occupational groups of healthy volunteers in Laizhou.
| Occupation | Sampled persons | Number of positive | Positive rate% | ?2 | P |
| Famers | 775 | 24 | 3.1 | 0.38 | >0.05 |
| Students | 285 | 11 | 3.9 |
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