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Table 2 Some demographic and anthropometric characteristics of the subjects. Values are mean ± S.D.

From: Plasma lipid profiles and risk of cardiovascular disease in occupational lead exposure in Abeokuta, Nigeria

  Subjects
Parameters Control Auto-mechanics Auto-electricians Battery chargers Drivers Painters (Vehicle) Panel beaters Petrol station attendants Upholsterers Spare parts/Oil sellers Welders
Age (years) 26.00 ± 6.65 28.02 ± 10.72 32.00 ± 10.17 27.00 ± 7.07 39.50 ± 12.02 34.00 ± 19.56 29.53 ± 13.03 28.71 ± 3.99 29.25 ± 8.96 30.50 ± 0.70 37.50 ± 3.54
Job experience (years) - 11.64 ± 10.92 13.25 ± 11.18 7.50 ± 0.71 4.00 ± 2.83 15.71 ± 19.96 12.47 ± 10.45 3.57 ± 1.54 12.38 ± 11.46 6.50 ± 2.12 25.50 ± 0.71
Hours spent/day in workshop 8.64 ± 0.92 11.62 ± 0.78 11.25 ± 1.16 11.50 ± 0.71 10.00 ± 0.00 11.14 ± 0.69 11.20 ± 0.68 14.29 ± 3.25 11.25 ± 1.50 10.50 ± 2.12 11.50 ± 0.71
Height (m) 1.69 ± 0.05a 1.67 ± 0.13a 1.72 ± 0.05a 1.70 ± 0.02a 1.68 ± 0.04a 1.73 ± 0.08a 1.72 ± 0.03a 1.71 ± 0.08a 1.69 ± 0.07a 1.68 ± 0.02a 1.73 ± 0.04a
Weight (kg) 60.64 ± 8.10a 62.44 ± 11.54a 62.38 ± 7.89a 57.50 ± 0.71a 67.00 ± 11.31a 54.33 ± 2.52a 63.71 ± 10.16a 68.00 ± 7.26a 58.25 ± 11.62a 58.00 ± 4.24a 67.50 ± 14.85a
BMI (kg/m2) 21.34 ± 3.07a 21.78 ± 3.76a 20.88 ± 2.06a 20.02 ± 0.25a 23.66 ± 2.81b 18.15 ± 1.72a 21.71 ± 3.73a 23.49 ± 3.39b 20.62 ± 4.34a 20.66 ± 0.99a 24.84 ± 0.90b
BSA (m2) 1.69 ± 0.11a 1.71 ± 0.14a 1.72 ± 0.10a 1.66 ± 0.03a 1.76 ± 0.16a 1.65 ± 0.08a 1.78 ± 0.12a 1.79 ± 0.10a 1.64 ± 0.20a 1.41 ± 0.29b 1.88 ± 0.09c
BFMI (kg/m2) 3.81 ± 1.45a 4.08 ± 2.29a 3.24 ± 1.19a 3.29 ± 0.72a 5.17 ± 1.92a 1.81 ± 0.91a 8.57 ± 4.39c 6.04 ± 2.30b 10.28 ± 8.24d 3.24 ± 0.60a 6.35 ± 0.21b
FFMI (kg/m2) 17.53 ± 1.63a 17.44 ± 3.64a 17.48 ± 0.84a 16.73 ± 0.47a 18.50 ± 0.91a 16.35 ± 0.81a 15.88 ± 3.75a 17.44 ± 1.08a 10.34 ± 12.45b 17.43 ± 0.40a 18.46 ± 1.08a
LBM (kg) 49.88 ± 4.66a 50.67 ± 5.78a 51.52 ± 4.72a 47.64 ± 2.03a 53.21 ± 6.61a 47.13 ± 2.37a 52.08 ± 4.92a 50.43 ± 3.14a 47.72 ± 8.42a 48.44 ± 2.81a 55.74 ± 6.56a
BFM (kg) 10.75 ± 3.82a 11.63 ± 6.75a 9.55 ± 3.70a 9.47 ± 1.88a 14.74 ± 6.17a 5.29 ± 2.16a 25.32 ± 12.80c 15.21 ± 3.77a 28.12 ± 22.80c 9.09 ± 1.92a 18.94 ± 0.06b
TBW (litre) 36.86 ± 2.76a 37.19 ± 3.78a 37.69 ± 2.82a 35.90 ± 0.85a 35.80 ± 1.70a 35.90 ± 2.01a 39.34 ± 3.82a 39.47 ± 2.74a 35.63 ± 5.01a 35.80 ± 1.70a 41.55 ± 2.33a
IF (litre) 20.26 ± 1.51a 20.56 ± 2.04a 20.73 ± 1.45a 19.85 ± 0.35a 21.25 ± 2.33a 19.73 ± 1.11a 21.64 ± 2.07a 21.67 ± 1.43a 19.60 ± 2.74a 19.75 ± 0.92a 22.85 ± 1.34a
EF (litre) 16.58 ± 1.24a 16.58 ± 2.05a 16.96 ± 1.19a 16.20 ± 0.28a 17.35 ± 1.91a 16.17 ± 0.90a 17.73 ± 1.68a 17.71 ± 1.18a 16.03 ± 2.27a 16.15 ± 0.78a 18.70 ± 1.13a
BP (systolic) (mm Hg) 123.64 ± 15.88a 112.82 ± 23.71a 134.63 ± 10.85a 128.00 ± 11.31a 115.00 ± 12.73a 113.14 ± 33.86a 114.60 ± 25.18a 114.29 ± 6.78a 120.00 ± 14.24a 117.50 ± 6.36a 110.50 ± 14.85a
BP (diastolic) (mm Hg) 81.09 ± 19.94a 69.12 ± 16.67a 75.88 ± 10.34a 61.50 ± 16.26a 65.50 ± 2.12a 60.71 ± 15.00a 66.20 ± 15.19a 79.57 ± 7.04a 67.00 ± 11.34a 73.00 ± 1.41a 77.00 ± 24.04a
  1. Values in a row having no letter (a – d) in common are significantly different from each other (p < 0.05).