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Table 5 Comparison of non-occupational sources of lead exposure between exposed and control groupsa

From: The relationship between blood lead levels and occupational exposure in a pregnant population

Potential source of lead exposure Exposed group (n = 31) Control group (n = 268) p value*
Washing the workwear together with other clothes 12 (38.7) 123 (45.9) 0.447
Use of lead glazed pottery 10 (32.3) 81 (30.2) 0.816
Dyeing hair 27 (87.1) 172 (64.2) 0.010
Living near workplaces where lead is used 22 (71.0) 139 (51.9) 0.043
Living near mining zone 4 (12.9) 25 (9.3) 0.752
Living near battery workshop 7 (22.6) 43 (16.0) 0.356
Living near junkyard 4 (12.9) 30 (11.2) 0.777
Living near rubbish dump 3 (9.7) 39 (14.6) 0.641
Living near straightening and painting workshop 7 (22.6) 45 (16.8) 0.421
Pica behavior 10 (32.3) 62 (23.1) 0.261
Living with someone who works with lead 16 (51.6) 101 (37.7) 0.133
  1. aValues shown as frequency (percentage)
  2. *p value from Chi-square test