Table 3. Risk factors for LOS in Jinling hospital and National Cancer Center/Cancer hospital.
| Characteristic | LOS, days | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|---|
| Median (range) | OR (95% CI) | p | OR (95% CI) | p | |
| Sex | 0.534 | ||||
| Male | 12 (1–157) | 1 | |||
| Female | 14 (1–78) | 1.071 (0.863–1.329) | |||
| Age | 0.244 | ||||
| ≤65 years | 13 (1–157) | 1 | |||
| >65 years | 12 (2–56) | 1.157 (0.905–1.478) | |||
| BMI, kg/m2 | 0.038 | * | |||
| <18.5 | 19 (1–63) | 1 | |||
| 18.5–25 | 12 (1–157) | 1.496 (1.049–2.135) | |||
| >25 | 11 (2–99) | 1.637 (1.120–2.392) | |||
| Major lesion types | 0.032 | * | |||
| Cancer | 14 (2–78) | 1 | |||
| Neurological disease | 11 (1–94) | 1.295 (0.981–1.711) | |||
| Digestive disease | 15 (1–78) | 0.914 (0.677–1.235) | |||
| Endocrine/nutritional/metabolic disease | 8 (7–17) | 1.811 (0.574–5.715) | |||
| Cardiovascular disease | 18 (5–33) | 0.900 (0.516–1.570) | |||
| Respiratory disease | 11 (2–99) | 0.837 (0.455–1.540) | |||
| Genitourinary disease | 9 (6–35) | 1.468 (1.018–2.117) | |||
| Others | 14.5 (8–157) | 0.469 (0.216–1.018) | |||
| Ever stayed in ICU | <0.001 | <0.001 | |||
| Yes | 15 (5–157) | 1 | 1 | ||
| No | 11 (1–78) | 1.809 (1.397–2.344) | 1.805 (1.430–2.293) | ||
| End-stage disease | 0.992 | ||||
| Yes | 13.5 (1–94) | 1 | |||
| No | 13 (1–157) | 1.023 (0.615–1.700) | |||
| I don’t know | 12 (2–78) | 1.009 (0.589–1.729) | |||
| Motility | 0.021 | * | |||
| Walk without assistance | 11 (1–78) | 1.655 (1.102–2.487) | |||
| Walk with assistance | 14 (4–99) | 1.289 (0.808–2.056) | |||
| Bedridden | 15 (1–157) | 1 | |||
| Self-rated health | 0.442 | ||||
| Very good | 12 (4–43) | 1.493 (0.531–4.194) | |||
| Good | 13 (1–53) | 1.350 (0.553–3.297) | |||
| Fair | 12 (1–157) | 1.150 (0.470–2.813) | |||
| Poor | 12 (2–33) | 1.530 (0.600–3.902) | |||
| Very poor | 18 (14–22) | 1 | |||
| Malnutrition | 0.019 | * | |||
| Yes | 16 (1–63) | 1 | |||
| No | 11 (1–157) | 1.362 (1.052–1.764) | |||
| Nutritional support | <0.001 | <0.001 | |||
| Yes | 16 (1–157) | 1 | 1 | ||
| No | 11 (1–94) | 1.727 (1.375–2.169) | 1.808 (1.426–2.291) | ||
| Weight loss within last 3 months | 0.426 | ||||
| Yes, unintentionally | 12 (1–63) | 1 | |||
| Yes, intentionally | 16 (4–78) | 0.764 (0.532–1098) | |||
| Stable weight | 12 (1–157) | 1.033 (0.789–1.353) | |||
| No, weight gain | 14 (2–44) | 0.882 (0.544–1.428) | |||
| I don’t know | 12 (4–43) | 1.069 (0.723–1.581) | |||
| Food intake last week | 0.314 | ||||
| More than normal | 9 (7–31) | 1.626 (0.693–3.812) | |||
| Normal | 12 (1–157) | 1.330 (0.859–2.060) | |||
| About 3/4 of normal | 14 (2–78) | 1.025 (0.587–1.789) | |||
| About half of normal | 15 (3–56) | 1.042 (0.607–1.788) | |||
| About a quarter to nearly nothing | 18.5 (3–38) | 1 | |||
| Proportion of lunch/dinner eaten on nutritionDay | 0.016 | * | |||
| About all | 10 (1–94) | 1.548 (1.183–2.026) | |||
| 1/2 | 11 (2–78) | 1.319 (0.976–1.783) | |||
| 1/4 | 14 (5–42) | 1.214 (0.842–1.751) | |||
| Nothing | 14 (1–157) | 1 | |||
*Forward LR: not in the final step