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Table 5 For interval and screen detected breast cancer, multivariable odds ratios, area under the receiving operating characteristic curve (AUC), and log likelihood (LL) for Cumulus, Altocumulus and Cirrocumulus measures of dense area and percent density adjusted for age and body mass index (BMI)

From: Predicting interval and screen-detected breast cancers from mammographic density defined by different brightness thresholds

 

Interval cancer

P

LL

Screen-detected cancer

P

LL

OPERA (95% CI)

OPERA (95% CI)

Dense area

 Model 1a

Cumulus

1.40 (1.15–1.72)

0.001

− 206.91

1.05 (0.94–1.19)

0.3

− 541.75

Altocumulus

0.97 (0.80–1.18)

0.8

1.06 (0.94–1.19)

0.3

 Model 2b

Cumulus

1.16 (0.94–1.43)

0.2

− 204.46

0.98 (0.87–1.10)

0.8

− 538.16

Cirrocumulus

1.26 (1.02–1.53)

0.03

1.19 (1.06–1.34)

0.005

 Model 3c

Altocumulus

0.94 (0.76–1.16)

0.6

− 205.27

0.98 (0.87–1.10)

0.8

− 538.18

Cirrocumulus

1.49 (1.20–1.87)

< 0.001

1.19 (1.06–1.34)

0.005

 Model 4d

Cumulus

1.27 (0.99–1.62)

0.06

− 203.34

0.99 (0.85–1.14)

0.8

− 538.16

Altocumulus

0.84 (0.65–1.07)

0.2

0.99 (0.86–1.15)

0.9

Cirrocumulus

1.36 (1.07–1.72)

0.01

1.19 (1.04–1.36)

0.008

Percent density

 Model 1a

Cumulus

1.67 (1.36–2.07)

< 0.001

− 191.69

1.11 (0.99–1.25)

0.09

− 539.81

Altocumulus

0.88 (0.72–1.07)

0.2

1.02 (0.91–1.15)

0.7

 Model 2b

Cumulus

1.48 (1.19–1.95)

< 0.001

− 192.00

1.02 (0.91–1.15)

0.7

− 536.68

Cirrocumulus

1.10 (0.90–1.36)

0.3

1.17 (1.03–1.31)

0.01

 Model 3c

Altocumulus

1.05 (0.85–1.31)

0.6

− 198.33

0.99 (0.89–1.11)

0.9

− 536.74

Cirrocumulus

1.43 (1.16–1.77)

0.001

1.20 (1.06–1.34)

0.003

 Model 4d

Cumulus

1.68 (1.30–2.19)

< 0.001

− 190.33

1.05 (0.90–1.27)

0.5

− 536.56

Altocumulus

0.79 (0.61–1.02)

0.07

0.96 (0.82–1.12)

0.6

Cirrocumulus

1.21 (0.96–1.52)

0.1

1.18 (1.04–1.34)

0.01

  1. The change in odds ratio per adjusted standard deviation (OPERA) adjusted for age and body mass index is shown by quartiles (number of cases shown in parentheses)
  2. CI, confidence interval
  3. aCumulus and Altocumulus measures fitted together
  4. bCumulus and Cirrocumulus measures fitted together
  5. cAltocumulus and Cirrocumulus measures fitted together
  6. dCumulus, Altocumulus and Cirrocumulus measures fitted together