Impact of Petroleum Exposure on Some Hematological Indices, Interleukin-6, and Inflammatory Markers of Workers at Petroleum Stations in Basra City

Table 5

Correlation assessment between RBC and each of HGB, MCV, MCH, and MCHC among the workers group.

Correlation	Hematological parameters
	RBC and HGB	RBC and MCV	MCHC and WBC	MCHC and HGB
r	0.543	0.489	0.412	0.454
	0.001	0.005	0.019	0.009

Correlation is significant at the 0.01 level (2-tailed). Correlation is significant at the 0.05 level (2-tailed).