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Table 3 Clinical laboratory results

From: High lead exposure in two leaded bronze ingot foundry workers

  Primary Operator Assistant Operator
Blood lead level (μg/dL)
Initial sampling (Dec. 24, 2013) 61.1 51.7
1st follow-up sampling (Jan. 16, 2014) 63.1 68.8
2nd follow-up sampling (Feb. 21, 2014)* 40.8 45.2
3rd follow-up sampling (Mar. 24, 2014)* 39.0 44.7
4th follow-up sampling (Apr. 24, 2014)* 42.0 -†
Blood analysis (at initial sampling)
Hemoglobin (g/dL) 15.8 16.3
Hematocrit (%) 46.4 47.6
RBC (x103/μL) 5.39 5.56
WBC (x103/μL) 5.68 10.09
Platelet (x103/μL) 227 245
Creatinine (mg/dL) 1 0.89
Urinary analysis (at 1st follow-up sampling)
Urine lead level (μg/g creatinine) 27.57 125.6
β2-microglobulin (mg/day) - 0.04
Blood pressure (at initial sampling)
Systolic blood pressure (mmHg) 130 120
Diastolic blood pressure (mmHg) 70 90
Blood cell morphology
1st follow-up sampling (Jan. 16, 2014) Slight platelet aggregation -
2nd follow-up sampling (Feb. 21, 2014)* Slight platelet aggregation Normal
3rd follow-up sampling (Mar. 24, 2014)* Normal Normal
4th follow-up sampling (Apr. 24, 2014)* Normal -†
  1. * After job reallocation.
  2. † The assistant operator left the company before the fourth follow-up.
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