Table 1.

Women’s knowledge of five items in different age groups

Age group	Yes	No	χ 2	P
≤30 >30	1315 3112	4320 26,753	724.524	0.000
≤40 >40	2763 1664	17,487 13,586	59.525	0.000
≤50 >50	3884 543	27,356 3717	0.338	0.561

Annotation: 5 items: ① had heard about cervical cancer; ②knew the main cause of the disease;③ knew the symptoms of cervical cancer; ④familiar with the significance of Pap smears; ⑤ had received a Pap smear before