Effect of polycyclic aromatic hydrocarbons on liver function in Basra oil company workers

Table 1. Comparison of liver function levels among study groups.

Group	City Center	Rumella	West Qurna	P-Value
Test	Mean ± S.E.	Mean ± S.E.	Mean ± S.E.	P-Value
ALT (U/L)	36.30±1.51	55.80±2.09	58.03±1.96	0.0001^**
AST (U/L)	29.03±1.61	45.03±1.56	47.95±1.55	0.0001^**
ALP (U/L)	76.18±3.42	109.20±4.93	112.20±4.55	0.0001^**
TP (g/dl)	7.47±0.14	5.99±0.24	5.69±0.20	0.0001^**
Alb (g/dl)	4.29±0.10	3.22±0.14	3.18±0.17	0.0001^**
Bil (mg/dl)	0.74±0.04	1.31±0.07	1.41±0.06	0.0001^**

ANOVA test was performed. Here, p-value <0.05 is significant (**). Albumin (Alb), total protein (TP), and bilirubin (Bil), alanine aminotransferase (ALT), aspartate aminotransferase (AST), and alkaline phosphatase (ALP).