Table 1.
Demographic and medical characteristics of the breast cancer survivors in this study (N = 759 from 34 hospitals)
| Characteristics | Responses, n | Missing |
|---|---|---|
| Age, mean (SD), y | 59 (12) | 12 |
| Height, mean (SD), cm | 156.6 (5.8) | 21 |
| Weight, mean (SD), kg | 55.9 (9.4) | 23 |
| Highest education level, n (%) | 7 | |
| Junior high school | 47 (6) | |
| High school | 308 (41) | |
| College or more | 397 (53) | |
| Employment status, n (%) | 8 | |
| Full- or part-time worker | 419 (56) | |
| Not working or housewife | 332 (44) | |
| Breast cancer stage | 76 | |
| 0 | 127 (19) | |
| I | 286 (42) | |
| II | 149 (22) | |
| III | 69 (10) | |
| Other | 52 (7) | |
| Treatment, n (%) | ||
| Surgery | 746 (99) | 5 |
| Radiotherapy | 424 (58) | 29 |
| Chemotherapy | 253 (37) | 75 |
| Hormone therapy | 557 (78) | 48 |
| Time since surgery, n (%) | 142 | |
| <6 months | 42 (7) | |
| 0.5–1.5 years | 143 (23) | |
| 1.5–3 years | 217 (35) | |
| 3–5 years | 202 (33) | |
| 5–10 years | 13 (2) | |
| Medication for insomnia, n (%) | 4 | |
| Everyday | 45 (6) | |
| Sometimes | 38 (5) | |
| None | 672 (89) | |
SD, standard deviation.