Table 3.
HRs for Hip or Total Fractures by Quintiles (Qs) of Dietary Pattern Scores in the WHI Observational Study
Hip Fracture | Total Fracture | |||||||
---|---|---|---|---|---|---|---|---|
No. of Individuals | No. of Cases | Mean Follow-up, y | HR (95% CI)b | No. of Cases | Mean Follow-up, y | HR (95% CI)b | ||
aMED | ||||||||
Q1 | <2 | 6545 | 177 | 12.35 | 1 [Reference] | 1960 | 10.61 | 1 [Reference] |
Q2 | 2–4 | 27 984 | 680 | 12.78 | 0.84 (0.70–1.01) | 8694 | 10.91 | 1.01 (0.96–1.07) |
Q3 | 4–5 | 18050 | 396 | 13.15 | 0.77 (0.63–0.94) | 5714 | 11.25 | 0.99 (0.93–1.05) |
Q4 | 5–6 | 16616 | 366 | 13.39 | 0.76 (0.62–0.92) | 5336 | 11.43 | 0.98 (0.92–1.04) |
Q5 | >6 | 20819 | 502 | 13.78 | 0.80 (0.66–0.97) | 7014 | 11.65 | 1.01 (0.95–1.07) |
HEI-2010 | ||||||||
Q1 | <53 | 17 584 | 405 | 12.64 | 1 [Reference] | 5328 | 10.82 | 1 [Reference] |
Q2 | 53–60 | 17871 | 406 | 13.06 | 0.93 (0.80–1.08) | 5617 | 11.14 | 0.98 (0.94–1.02) |
Q3 | 60–66 | 18 083 | 419 | 13.28 | 0.84 (0.72–0.99) | 5826 | 11.32 | 0.97 (0.93–1.01) |
Q4 | 66–72 | 18 067 | 392 | 13.40 | 0.79 (0.67–0.92) | 5796 | 11.44 | 0.95 (0.91–0.99) |
Q5 | >72 | 18 409 | 499 | 13.43 | 0.87 (0.75–1.02) | 6151 | 11.39 | 0.98 (0.93–1.02) |
AHEI-2010 | ||||||||
Q1 | <47 | 16517 | 381 | 12.25 | 1 [Reference] | 4862 | 10.51 | 1 [Reference] |
Q2 | 47–53 | 15 997 | 392 | 12.79 | 0.99 (0.85–1.16) | 4975 | 10.95 | 0.98 (0.94–1.03) |
Q3 | 53–59 | 18 892 | 440 | 13.11 | 0.94 (0.80–1.09) | 5936 | 11.23 | 0.97 (0.93–1.01) |
Q4 | 59–65 | 17561 | 399 | 13.60 | 0.92 (0.78–1.08) | 5733 | 11.56 | 0.99 (0.95–1.04) |
Q5 | >65 | 21 047 | 509 | 13.86 | 0.94 (0.80–1.09) | 7212 | 11.70 | 1.01 (0.96–1.05) |
DASH | ||||||||
Q1 | <20 | 13 365 | 277 | 12.26 | 1 [Reference] | 3834 | 10.53 | 1 [Reference] |
Q2 | 20–23 | 18 704 | 456 | 12.84 | 1.02 (0.86–1.20) | 5814 | 10.98 | 0.97 (0.92–1.01) |
Q3 | 23–25 | 15 441 | 350 | 13.24 | 0.85 (0.71–1.02) | 4933 | 11.29 | 0.95 (0.91–1.00) |
Q4 | 25–28 | 22 005 | 504 | 13.46 | 0.85 (0.72–1.00) | 7098 | 11.48 | 0.94 (0.89–0.98) |
Q5 | >28 | 20 499 | 534 | 13.69 | 0.89 (0.75–1.06) | 7039 | 11.57 | 0.98 (0.94–1.03) |
Abbreviations: AHEI-2010, Alternate Healthy Eating Index 201019; aMED, alternate Mediterranean Diet13,17; DASH, Dietary Approaches to Stop Hypertension21; HEI-2010, Healthy Eating Index 201018; HR, hazard ratio; WHI, Women’s Health Initiative.
Q1 represents the least healthy quintile; Q5, the healthiest quintile.
Adjusted for age, race/ethnicity, body mass index, smoking status, physical activity, self-reported health, diabetes mellitus status, history of fracture at 55 years or older, physical function score, number of chronic medical conditions, number of psychoactive medications, and use of hormone therapy, bisphosphonates, calcitonin, and selective estrogen receptor modulators.