Table 2. Association between weight change and patient characteristics.
Weight change is recorded as Least Square (LS) means and standard errors (SE) from linear regression model.
| Baseline Demographics |
Diagnosed within 1 Year of enrollment (N = 442) |
Diagnosed within 6 Months of enrollment (N = 242) |
||||
|---|---|---|---|---|---|---|
|
| ||||||
| Mean Baseline Weight (lb) |
Weight change (lb) from baseline to year 1 |
P-value* | Mean Baseline Weight (lb) |
Weight change (lb) from baseline to year 1 |
P-value* | |
| Age | ||||||
|
| ||||||
| < 55 | 194 | 0.26 (0.63) | 190 | −0.19 (1.02) | ||
| 55 ≤ Age < 65 | 200 | 0.26 (0.48) | 0.59 | 200 | −0.53 (0.72) | 0.94 |
| ≥ 65 | 189 | −0.13 (0.46) | 191 | −0.53 (0.67) | ||
|
| ||||||
| Race | ||||||
|
| ||||||
| African American | 197 | 0.62 (0.91) | 202 | −0.37 (1.39) | ||
| Caucasian | 194 | −0.19 (0.31) | 0.67 | 195 | −0.32 (0.47) | 0.97 |
| Other | 192 | −0.04 (0.67) | 194 | −0.55 (0.92) | ||
|
| ||||||
| Body Mass Index | ||||||
|
| ||||||
| Under / Normal | 162 | −0.40 (0.61) | 162 | −0.90 (0.90) | ||
| Overweight | 190 | 0.33 (0.49) | 0.40 | 191 | −0.75 (0.74) | 0.41 |
| Obese | 232 | 0.46 (0.61) | 232 | 0.41 (0.90) | ||
|
| ||||||
| Smoking Status | ||||||
|
| ||||||
| Current / Former | 197 | 0.29 (0.48) | 0.40 | 199 | −0.08 (0.73) | 0.24 |
| Never | 192 | −0.04 (0.45) | 192 | −0.74 (0.65) | ||
|
| ||||||
| Alcohol intake (prior year) | ||||||
|
| ||||||
| 1+ drink per month | 196 | 0.47 (0.40) | 0.18 | 197 | 0.21 (0.60) | 0.09 |
| <1 per month | 188 | −0.21 (0.57) | 186 | −1.03 (0.84) | ||
|
| ||||||
| Family history of PCa | ||||||
|
| ||||||
| Yes | 198 | −0.07 (0.50) | 0.36 | 198 | −0.88 (0.76) | 0.13 |
| No | 193 | 0.33 (0.45) | 194 | 0.05 (0.65) | ||
*
P-value from Type 3 Test, which tests the significance of each variable in the model, given all other variables in the model. Regression models are adjusted for baseline weight.