Polycyclic Aromatic Hydrocarbons Concentrations in Drinking Water in Villages along the Huai River in China and Their Association with High Cancer Incidence in Local Population

Table 2

Incidence and mortality rates of cancer in the investigated villages (per 100,000 people).

Group		Variables	Mean	SD	Min	Max	Median	P95
Control	20	Incidence	134.89	50.33	71.56	189.83	116.74	189.83
		Mortality	140.06	71.73	29.82	216.20	136.05	216.20
Risk	20	Incidence	397.47	92.35	235.22	576.84	388.31	548.89
		Mortality	313.44	73.83	198.33	407.38	332.19	404.41

Standard deviation.