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Table 4 Agreement of self- and clinician-collected samples by HPV assay

From: Self-collected versus clinician-collected cervical samples for the detection of HPV infections by 14-type DNA and 7-type mRNA tests

   Clinician-collected samples     
   HPV positive HPV negative Total Cohens kappa Agreement
  Self-collected n (%) n (%) n (%) κb (95% CI) % (95% CI)
14-type HPV positivea 51 (10.1) 64 (12.7) 115 (22.8)     
DNA HPV negative 46 (9.1) 344 (68.1) 390 (77.2)    78.2c (74.6–81.8)
assay Total 97 (19.2) 408 (80.8) 505 (100.0) 0.34e (0.25–0.44) 31.7d (24.7–39.5)
7-type HPV positiveb 15 (3.0) 21 (4.2) 36 (7.1)     
mRNA HPV negative 17 (3.4) 452 (89.5) 469 (92.9) 0.40e (0.25–0.56) 92.5c (90.2–94.8)
assay Total 32 (6.3) 473 (93.7) 505 (100.0) 0.30f (0.12–0.48) 28.3d (17.2–42.3)
  1. a (16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59, 66, 68)
  2. b (16, 18, 31, 33, 45, 52, 58)
  3. c Agreement overall
  4. d Agreement in women with at least one positive HPV test
  5. e Cohen kappa overall (N = 505)
  6. f Cohen kappa in women with at least one positive HPV DNA test (N = 161)