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Table 4 Cross-classification of model A risk decilea × model B risk decileb

From: Risk prediction models with incomplete data with application to prediction of estrogen receptor-positive breast cancer: prospective data from the Nurses' Health Study

Model B risk decile
  1 2 3 4 5 6 7 8 9 10 Slope SE P value
Model A risk decile Cases/py Cases/py Cases/py Cases/py Cases/py Cases/py Cases/py Cases/py Cases/py Cases/py    
  (Rate) (Rate) (Rate) (Rate) (Rate) (Rate) (Rate) (Rate) (Rate) (Rate)    
1 41/61,883 13/12,253 0/756 0/20 0/2 0/0 0/0 0/0 0/0 0/0 0.471 0.318 0.14
  (66) (106) (0) (0) (0) (-) (-) (-) (-) (-)    
2 9/12,317 34/42,222 36/17,656 7/2,535 1/187 0/6 0/0 0/0 0/0 0/0 0.593 0.129 <0.001
  (73) (81) (204) (276) (535) (0) (-) (-) (-) (-)    
3 0/694 9/17,749 46/34,208 31/18,339 8/3,678 1/241 0/8 0/0 0/0 0/0 0.396 0.126 0.002
  (0) (51) (134) (169) (218) (415) (0) (-) (-) (-)    
4 0/18 1/2,567 18/18,588 42/31,754 43/18,223 13/3,547 1/217 0/6 0/0 0/0 0.48 0.102 <0.001
  (0) (39) (97) (132) (236) (367) (461) (0) (-) (-)    
5 0/0 0/132 5/3,477 13/18,417 47/31,547 50/18,268 18/3,010 2/158 0/0 0/0 0.565 0.085 <0.001
  (-) (0) (144) (71) (149) (274) (598) (1,000) (-) (-)    
6 0/0 0/2 1/231 3/3,635 21/18,333 50/32,782 54/17,504 13/2,363 0/70 0/0 0.469 0.088 <0.001
  (-) (0) (433) (83) (68) (153) (309) (550) (0) (-)    
7 0/0 0/0 0/2 0/210 2/2,922 22/17,752 76/35,260 46/17,428 9/1,351 0/0 0.44 0.099 <0.001
  (-) (-) (0) (0) (68) (124) (216) (264) (666) (-)    
8 0/0 0/0 0/0 0/10 0/116 4/2,272 31/17,599 87/35,817 79/16,063 1/339 0.5 0.091 <0.001
  (-) (-) (-) (0) (0) (176) (176) (226) (492) (295)    
9 0/0 0/0 0/0 0/0 0/0 0/52 4/1,326 25/16,137 140/46,314 65/11,093 0.553 0.099 <0.001
  (-) (-) (-) (-) (-) (0) (302) (155) (302) (586)    
10 0/0 0/0 0/0 0/0 0/0 0/0 0/0 1/305 21/11,127 315/63,483 0.841 0.207 <0.001
  (-) (-) (-) (-) (-) (-) (-) (328) (189) (496)    
Overall            0.511 0.034 <0.001
  1. aModel A, standard risk prediction model without estradiol. bModel B, standard risk prediction model plus imputed estradiol. py, person-years; SE, standard error.