Table 1.
Demographic Characteristics, Disease Stage and Health-Related Indicators of Supplement Users Compared to Nonusers
| Characteristic | All Respondents n = 1233 |
Users of Supplements n = 900 |
|---|---|---|
| n (%) | n (%) | |
| Age | ||
| ≤50 yr | 339 (27) | 219 (65)* |
| >50 yr | 894 (73) | 681 (76)* |
| Gender | ||
| Female | 822 (67) | 631 (77)* |
| Male | 411 (33) | 269 (65)* |
| Ethnicity | ||
| White | 1148 (94) | 848 (74)** |
| Nonwhite | 82 (6) | 49 (60)** |
| Education | ||
| <High school | 58 (5) | 31 (53)* |
| High school | 384 (31) | 271 (71)* |
| Some college or bachelor’s degree | 528 (43) | 390 (74)* |
| Graduate or professional degree | 261 (21) | 206 (79)* |
| Annual Household Income | ||
| <100% FPL | 36 (3) | 17 (47)** |
| >100-400 FPL | 257 (21) | 179 (70)** |
| >400 FPL | 690 (56) | 518 (75)** |
| Unreported | 250 (20) | 186 (74)** |
| Tumor Stage | ||
| I | 545 (44) | 406 (75)*** |
| II | 400 (32) | 296 (74)*** |
| III | 163 (13) | 126 (77)*** |
| IVa | 87 (7) | 53 (60)*** |
| Unknown | 36 (3) | 19 (53)*** |
| Body Mass Index | ||
| <25 kg/m2 | 424 (34) | 332 (78)** |
| 25-30 kg/m2 | 454 (37) | 327 (72)** |
| ≥30 kg/m2 | 355 (29) | 241 (68)** |
| Perceived Health | ||
| Excellent/Good | 1050 (85) | 783 (75)** |
| Fair/Poor | 180 (15) | 114 (63)** |
| Exercise | ||
| No weekly exercise | 115 (9) | 74 (64)*** |
| 0-1 hour/weekb | 751 (61) | 542 (72)*** |
| > 1 hour/weekb | 367 (30) | 284 (77)*** |
| Years Since Diagnosis (mean ± SD) | 6.03 ± 0.97 | 6.06 ± 0.99 |
*
P < 0.001;
**
P < 0.01;
***
P < 0.05
a
Includes Stage IV leukemias, lymphomas, and plasma cell cancers only
b
Refers to exercise producing heavy sweating or large increases in breathing or heart rate