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Table 5 The distribution of over-estimate and under-estimate with respect to individuals’ characteristics of women among low/average risk and high risk groups

From: Accuracy of self-perceived risk perception of breast cancer development in Iranian women

Characteristics Low/average risk (n = 739) High risk (n = 61)
Accurate n (%) Over-estimate n (%) p value Accurate n (%) Under-estimate n (%) p value
Age group (year)    0.05    0.63
 35–49 241(49.9) 242(50.1) 3(33.3) 6(66.7)
 50–64 125(56.8) 95(43.2) 14(45.2) 17(54.8)
 Relatives ≥ 65 24(66.7) 12(33.3) 11(52.4) 10(47.6)
Breast cancer at 1st degree    0.62    0.84
 Relatives    16(47.1) 18(52.9)
 None 376(53.0) 334(47.0) 12(44.1) 15(55.6)
 Yes 14(48.3) 21(51.2)   
No of biopsy    0.59    0.91
 None 370(53.0) 328(47.0) 20(45.5) 24(54.5)
 ≥ 1 20(48.8) 21(51.2) 8(47.1) 9(52.9)
Knowledge of risk factors    0.002    0.37
 Low 221(58.3) 158(41.7) 20(50.0) 20(50.0)
 High 167(46.9) 189(53.1) 8(38.1) 13(61.9)
Knowledge of symptoms and signs    0.004    0.17
 Low 155(59.8) 104(40.2) 5(31.2) 11(68.8)
 High 230(48.8) 241(51.2) 23(51.1) 22(48.9)
Education    0.04    0.65
 Illiterate 47(69.1) 21(30.9) 6(60.0) 4(40.0)
 Elementary 78(53.1) 69(46.9) 2(28.6) 5(71.4)
 High school 182(50.3) 180(49.7) 14(45.2) 17(54.8)
 University level 83(51.2) 79(48.8) 6(46.2) 7(53.8)
Occupation    0.12    0.75
 Housewife 292(52.7) 292(47.3) 18(46.2) 21(53.8)
 Employee 93(55.4) 75(44.6) 4(57.1) 3(42.9)
 Retired 5(29.4) 12(70.6) 6(40.0) 9(60.0)
1st menstrual age    0.09    0.47
 < 12 year 48(45.3) 58(54.7) 7(53.8) 6(46.2)
 ≥ 12 335(54.0) 285(46.0) 20(42.6) 27(57.4)
  1. The p values were calculated using Chi-square test