Table 3.

Mean of each mammographic density measure by genotype, with 95% confidence intervals in parentheses for each variant

VariantGenotypeDense area*Percent dense areaNondense area*
rs2981582GG (n = 866)4.99 (4.86–5.11)25.70 (24.56–26.84)9.51 (9.33–9.69)
GA (n = 1,083)4.99 (4.87–5.10)25.08 (24.07–26.08)9.64 (9.48–9.80)
AA (n = 339)4.91 (4.70–5.12)24.70 (22.88–26.53)9.69 (9.39–10.00)
rs889312AA (n = 1,059)4.91 (4.80–5.02)24.74 (23.73–25.75)9.67 (9.50–9.83)
AC (n = 1,024)5.00 (4.88–5.12)25.43 (24.38–26.49)9.56 (9.4–9.73)
CC (n = 205)5.20 (4.92–5.47)27.05 (24.64–29.46)9.47 (9.10–9.83)
rs12443621AA (n = 666)5.11 (4.96–5.26)26.49 (25.15–27.83)9.46 (9.26–9.67)
AG (n = 1140)4.90 (4.79–5.00)24.34 (23.38–25.29)9.73 (9.57–9.89)
GG (n = 482)4.98 (4.80–5.15)25.74 (24.20–27.28)9.49 (9.25–9.73)
rs2107425GG (n = 1,169)5.10 (4.99–5.21)26.08 (25.12–27.05)9.53 (9.38–9.68)
GA (n = 918)4.83 (4.71–4.96)24.29 (23.19–25.40)9.68 (9.50–9.86)
AA (n = 201)4.90 (4.64–5.17)24.85 (22.42–27.27)9.63 (9.25–10.02)
rs3817198TT (n = 1,059)4.85 (4.73–4.96)24.83 (23.78–25.88)9.56 (9.39–9.73)
TC (n = 993)5.05 (4.93–5.17)25.42 (24.39–26.44)9.62 (9.46–9.79)
CC (n = 236)5.23 (4.98–5.48)26.50 (24.31–28.68)9.67 (9.32–10.01)
rs8051542CC (n = 774)5.02 (4.88–5.15)25.15 (23.98–26.32)9.66 (9.46–9.86)
CT (n = 1,081)4.99 (4.87–5.10)25.43 (24.41–26.45)9.55 (9.39–9.71)
TT (n = 433)4.87 (4.70–5.05)25.02 (23.37–26.68)9.62 (9.36–9.88)
rs13281615AA (n = 739)4.85 (4.71–4.98)23.72 (22.57–24.87)9.70 (9.52–9.89)
AG (n = 1,140)5.02 (4.90–5.13)26.12 (25.10–27.13)9.49 (9.33–9.66)
GG (n = 409)5.09 (4.9–5.28)25.65 (23.97–27.32)9.71 (9.46–9.96)
rs17468277CC (n = 1,647)5.03 (4.93–5.12)25.40 (24.58–26.22)9.63 (9.50–9.76)
CT (n = 579)4.85 (4.70–5.00)25.06 (23.66–26.45)9.48 (9.25–9.70)
TT (n = 62)4.88 (4.35–5.40)23.31 (18.85–27.76)10.02 (9.25–10.79)
rs13387042GG (n = 569)5.03 (4.87–5.19)25.3 (23.92–26.68)9.62 (9.40–9.84)
GA (n = 1,117)4.96 (4.84–5.07)25.39 (24.38–26.41)9.60 (9.44–9.77)
AA (n = 602)4.96 (4.81–5.11)24.96 (23.64–26.29)9.58 (9.37–9.79)
rs981782AA (n = 646)5.12 (4.97–5.27)25.91 (24.63–27.19)9.56 (9.36–9.76)
AC (n = 1,155)4.92 (4.81–5.04)24.93 (23.94–25.92)9.62 (9.47–9.78)
CC (n = 487)4.92 (4.75–5.08)25.17 (23.66–26.69)9.61 (9.35–9.86)
rs4973768CC (n = 632)4.90 (4.75–5.04)24.95 (23.62–26.27)9.54 (9.33–9.76)
CT (n = 1,115)5.02 (4.90–5.13)25.56 (24.55–26.58)9.61 (9.45–9.77)
TT (n = 541)4.98 (4.82–5.15)24.99 (23.60–26.37)9.65 (9.42–9.87)
rs6504950GG (n = 1,116)4.96 (4.84–5.08)25.08 (24.10–26.06)9.61 (9.45–9.77)
GA (n = 927)4.92 (4.79–5.04)24.85 (23.73–25.97)9.66 (9.48–9.83)
AA (n = 245)5.26 (5.02–5.50)27.61 (25.47–29.76)9.35 (9.04–9.66)
  • *Square-root transformed.