|
Percent mammographic density
|
T1
|
T2
|
T3
|
Ptrendc
|
Pinteraction
|
|---|
|
Adolescent (n = 709)a
|
|
Pro-inflammatory dietary pattern
|
|
BMI < 25
|
(n = 164)
|
(n = 151)
|
(n = 94)
| |
0.57
|
|
46.9 (43.9–49.9)
|
52.1 (49.0–55.3)
|
51.8 (46.5–57.0)
|
0.12
|
|
BMI ≥ 25
|
(n = 85)
|
(n = 109)
|
(n = 106)
| |
|
29.4 (26.0–32.7)
|
29.0 (26.6–31.4)
|
31.7 (28.7–34.6)
|
0.32
|
|
AHEI dietary pattern
|
|
BMI < 25
|
(n = 129)
|
(n = 137)
|
(n = 143)
| |
< 0.0001
|
|
49.9 (46.8–53.0)
|
48.2 (45.6–50.8)
|
50.5 (48.1–53.0)
|
0.76
|
|
BMI ≥ 25
|
(n = 88)
|
(n = 113)
|
(n = 99)
| |
|
30.6 (27.7–33.6)
|
30.8 (28.0–33.5)
|
27.9 (25.0–30.9)
|
0.34
|
|
Early adulthood (n = 1117)b
|
|
Pro-inflammatory dietary pattern
|
|
BMI < 25
|
(n = 240)
|
(n = 205)
|
(n = 185)
| |
0.05
|
|
48.6 (46.5–50.8)
|
48.8 (46.7–50.8)
|
46.4 (44.3–48.5)
|
0.18
|
|
BMI ≥ 25
|
(n = 163)
|
(n = 155)
|
(n = 169)
| |
|
30.8 (28.4–33.3)
|
31.5 (29.2–33.9)
|
31.2 (29.1–33.3)
|
0.82
|
|
AHEI dietary pattern
|
|
BMI < 25
|
(n = 196)
|
(n = 201)
|
(n = 233)
| |
< 0.0001
|
|
46.6 (44.6–48.6)
|
48.9 (47.0–50.8)
|
48.5 (46.2–50.7)
|
0.26
|
|
BMI ≥ 25
|
(n = 146)
|
(n = 167)
|
(n = 174)
| |
|
31.0 (28.8–33.2)
|
32.2 (29.9–34.5)
|
30.4 (28.1–32.6)
|
0.65
|
- aAdjusted for adolescent total calorie intake, age at the time of mammogram, BMI at the time of mammogram, BMI at age 18 (kg/m2; cont.), adolescent physical activity (METs/week, 0–43, > 43), adolescent alcohol intake (drinker vs. non-drinkers), age at menarche (≤ 12; 13+ years), age at first birth (AFB) and parity combined (nulliparous; AFB < 25 years, 1–2 kids; AFB 25+ years, 1–2 kids; AFB any age, 3+ kids), history of biopsy-confirmed benign breast disease (yes; no), first-degree family history of breast cancer (yes; no)
- bAdjusted for early adulthood total calorie intake, age at the time of mammogram, BMI at the time of mammogram, BMI at age 18 (kg/m2; cont.), early adulthood physical activity (METs/week, 0–8, 9–26, 27+), early adulthood alcohol intake (0 g/day; 0.1 to < 5 g/day; 5+ g/day), age at menarche (< 12; 12; 13; 14+ years), age at first birth (AFB) and parity combined (nulliparous; AFB < 25 years, 1–2 kids; AFB 25+ years, 1–2 kids; AFB any age, 3+ kids), biopsy-confirmed benign breast disease (yes; no), first-degree family history of breast cancer (yes; no)
- cTrend test is based on the median of the category
