Blood Lead Levels and Health Problems of Lead Acid Battery Workers in Bangladesh

Table 4

Mean BLL, haemoglobin (Hb) level, and anaemic status of the workers.

Factors	Frequency 𝑛=118	Mean BLL (𝜇gm/dL)	Std. deviation
(1) Hb (gm/dL)
Less than 11.00	33	81.83	26.27
11.00–11.99	54	60.31	26.24
12.00–12.99	24	59.96	18.64
13.00+	07	44.04	17.24
(2) Anaemia
(a) Anaemic*	33 (28.0%)	81.83	26.27
Normochromic	10 (30.3%)	83.31	35.39
Microcytic	16 (48.5%)	79.41	24.71
Macrocytic	07 (21.1%)	85.27	15.54
(b) Not anaemic*	85 (72.0%)	58.81	23.89

^∗𝑡=4.566; 𝑃<0.001.