Table 1

Comparison of self-reporta of having had a mammogram within the previous 2 years with information obtained from medical records among a sample of women enrolled in KPC

NSensitivity (%)Specificity (%)PPV (%)NPV (%)Overall agreement (%)κ
Total465b98.654.287.892.188.40.62
Age group (yrs)
 40–4915397.858.777.294.981.70.60
 50–6415810035.091.410091.80.49
 65–7415497.758.392.782.491.60.64
Race
 White42498.855.189.292.589.60.63
 Nonwhite4195.750.071.085.775.60.48
Origin
 Hispanic3810043.871.010076.30.47
 Non-Hispanic42598.557.389.791.189.90.65
Education
 <High school3496.022.277.466.776.50.23
 ≥High school43098.857.188.793.389.30.65
Employment status
 Employed25398.957.185.895.287.40.64
 Retired13597.562.595.176.993.30.65
 Unemployed for other reasons7710038.181.210083.10.47
Marital status
 Spouse present32099.254.087.495.488.40.63
 No spouse14397.354.888.685.088.10.60
  • a Using an abbreviated version of the 1993 BRFSS.

  • b From the original sample of 480 women, a total of 15 were excluded from this table because it was impossible to determine from their self-report (11) or their medical record (4) whether or not they had a mammogram at KPC within the past 2 years.