Table 1.
Dietary Intake and Sample Characteristics for Key Covariates by Randomization Arm and Follow-up Year in a WHEL Sample of 3,088 Breast Cancer Survivors Recruited Between 1995 and 2000 and Followed Through 2006
| Covariate, Assessment Method, and Years | Randomization Group, mean (SD) |
|
| Comparison (n = 1,551) | Intervention (n = 1,537) | |
| Carotenoidsa | ||
| 24-Hour recalls, mg/day | ||
| Baseline | 19.61 (34.93) | 18.76 (15.46) |
| 1 year | 19.83 (48.61) | 59.44 (32.63) |
| 4 years | 18.16 (49.71) | 45.41 (31.01) |
| Arizona food frequency questionnaire, mg/day | ||
| Baseline | 24.32 (25.11) | 23.98 (19.22) |
| 1 year | 26.43 (52.58) | 48.16 (26.85) |
| 4 years | 22.38 (26.90) | 36.25 (22.14) |
| Plasma, μmol/L | ||
| Baseline | 2.32 (1.46) | 2.26 (1.28) |
| 1 year | 2.33 (1.40) | 3.70 (2.41) |
| 4 years | 2.21 (1.19) | 3.15 (2.05) |
| Energy intake | ||
| 24-Hour recalls, kcal/day | ||
| Baseline | 1,717.0 (414.6) | 1,719.0 (400.7) |
| 1 year | 1,605.0 (391.4) | 1,603.0 (351.1) |
| 4 years | 1,574.0 (392.7) | 1,552.0 (358.1) |
| Arizona food frequency questionnaire, kcal/day | ||
| Baseline | 1,919.0 (808.0) | 1,912.0 (905.5) |
| 1 year | 1,819.0 (781.2) | 1,910.0 (738.3) |
| 4 years | 1,670.0 (734.0) | 1,755.0 (702.3) |
| Cholesterol | ||
| Plasma, mg/dL | ||
| Baseline | 196.5 (39.7) | 195.7 (40.4) |
| 1 year | 195.2 (39.1) | 192.8 (39.2) |
| 4 years | 197.8 (36.0) | 198.8 (38.3) |
| Body mass index, kg/m2 | ||
| Baseline | 27.2 (6.1) | 27.2 (5.9) |
| 1 year | 27.5 (6.1) | 27.1 (5.6) |
| 4 years | 27.6 (6.0) | 27.5 (5.8) |
Abbreviations: SD, standard deviation; WHEL, Women's Healthy Eating and Living.
a
Self-reported carotenoid data comprise dietary plus supplement intake.