**A.2 Chi Square post-analyses**

**Table 3.**

*Table 2 post-analysis of grade 1, grade 2 and grade 3 X-ray abnormalities (of ref. [32]).*



#### **Table 4.**

*Table 1 (a) post-analysis of grade 1 and grade 2 X-ray abnormalities (of ref. [32]).*


#### **Table 5.**

*Table 1 (a) post-analysis of grade 2 and grade 3 X-ray abnormalities (of ref. [32]).*


#### **Table 6.**

*Table 8 post-analysis of X-ray asbestosis contact-related pleural plaques in exposed and non-exposed groups (as per ref. [32]).*


#### **Table 7.**

*Table 10 post-analysis of abnormal and normal X-ray findings for beginning work year intervals (of ref. [32]).*
