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Table 2 Agreements between medical records and questionnaire on socioeconomic and health problems among poisoning patients

From: Agreement between questionnaire and medical records on some health and socioeconomic problems among poisoning cases

Socioeconomic and health variables Q
Freq (%)
M
Freq (%)
P valuea Concordance
rateb
Kappa (95% CI) PABAK (95% CI)
Marital status Married 39 (39) 30 (30) >0.999 96% 0.93 (0.833 - 1.025) 0.92 (0.843 - 0.997)
  Single 55 (55) 20 (20)     
  Divorced or widowed 6 (6) 3 (3)     
Health problems Chronic illness 18 (18) 13 (13) 0.180 91% 0.66 (0.454 - 0.862) 0.82 (0.708 - 0.932)
  Recent illness 18 (18) 5 (5) 0.011 77% -0.08 (-0.146 - -0.024) 0.54 (0.375 - 0.705)
  Psychiatric illness 9 (9) 14 (14) 0.125 93% 0.66 (0.427 - 0.889) 0.86 (0.760 - 0.960)
  At least one problem 37 (37) 31 (31) 0.307 76% 0.47 (0.287 - 0.647) 0.52 (0.353 - 0.687)
Socioeconomic problems Academic 7 (7) 4 (4) 0.453 93% 0.33 (-0.042 - 0.702) 0.86 (0.760 - 0.960)
  Family 27 (27) 16 (16) 0.052 73% 0.21 (0.006 - 0.422) 0.46 (0.286 - 0.634)
  Marital 9 (9) 13 (13) 0.424 86% 0.29 (0.014 - 0.562) 0.72 (0.584 - 0.856)
  Parental 7 (7) 9 (9) 0.754 90% 0.32 (0.004 - 0.639) 0.80 (0.682 - 0.918)
  At work 7 (7) 2 (2) 0.180 91% -0.03 (-0.067 - 0.003) 0.82 (0.708 - 0.932)
  Boy-girl friends 13 (13) 10 (10) 0.549 89% 0.46 (0.192 - 0.729) 0.78 (0.657 - 0.903)
  Financial 5 (5) 5 (5) >0.999 92% 0.16 (-0.185 - 0.501) 0.84 (0.734 - 0.946)
  Other problems 5 (5) 4 (4) >0.999 91% -0.05 (-0.078 - -0.016) 0.82 (0.708 - 0.932)
  At least one problem 61 (61) 53 (53) 0.256 62% 0.23 (0.042 - 0.418) 0.24 (0.050 - 0.430)
Previous poisoning (yes) 11 (11) 6 (6) 0.063 95% 0.68 (0.422 - 0.940) 0.90 (0.814 - 0.985)
  1. Q: questionnaire; M: medical records; Freq: frequency; a McNemar test, b Concordance rate (crude agreement) = number of instances reported by both data + number of instances not reported by both data/total number studied.