TABLE 2.
Associations Between Admission Wt, Amount of Loss, Rate of Loss, and Duration of Loss and Markers of Illness Severity
| Markers of Illness Severity | Model 0 (Admission), % mBMI | Model 1 (Amount of Loss), % mBMI | Model 2 (Rate of Loss), % mBMI per mo | Model 3 (Duration of Loss), mo | |||
|---|---|---|---|---|---|---|---|
| Unadjusted | Unadjusted | Adjusteda | Unadjusted | Adjusteda | Unadjusted | Adjusteda | |
| β (CI) | β (CI) | β (CI) | β (CI) | β (CI) | β (CI) | β (CI) | |
| EDE-Q scores | |||||||
| Global score | .042** (0.013 to 0.070) | .011 (−0.005 to 0.026) | .007 (−0.008 to 0.023) | .036 (−0.091 to 0.163) | −.003 (−0.129 to 0.122) | .012 (−0.007 to 0.031) | .017 (−0.002 to 0.034) |
| Wt concerns | .078** (0.017 to 0.079) | .014 (−0.007 to 0.028) | .006 (−0.011 to 0.023) | .047 (−0.094 to 0.188) | .003 (−0.137 to 0.142) | .010 (−0.011 to 0.031) | .015 (−0.005 to 0.035) |
| Shape concerns | .042 (0.011 to 0.073) | .011 (−0.006 to 0.028) | .007 (−0.010 to 0.024) | .019 (−0.129 to 0.157) | −.023 (−0.163 to 0.117) | .014 (−0.006 to 0.034) | .018 (0.001 to 0.039) |
| Restraint | .050** (0.017 to 0.082) | .017 (−0.001 to 0.035) | .014 (−0.005 to 0.030) | −.055 (−0.009 to 0.200) | .001 (−0.134 to 0.154) | .016 (−0.006 to 0.037) | .021 (0.000 to 0.041) |
| Eating concerns | .027 (0.000 to 0.054) | .005 (−0.010 to 0.020) | .003 (−0.012 to 0.018) | .022 (−0.098 to 0.142) | −.004 (−0.125 to 0.118) | .008 (−0.009 to 0.026) | .011 (−0.006 to 0.029) |
| Vital signs | |||||||
| Lowest 24-h HR, beats per min | −.099* (−0.193 to −0.004) | −.027 (−0.082 to 0.028) | −.019 (−0.074 to 0.036) | −.535 (−0.927 to −0.142) | −.492* (−0.883 to −0.100) | .055 (−0.011 to 0.121) | .048 (−0.018 to 0.113) |
| Systolic BP, mmHg | .171 (0.049 to 0.294) | −.282 (−0.101 to 0.044) | −.043 (−0.114 to 0.028) | .090 (−0.437 to 0.617) | .002 (−0.514 to 0.510) | −.028 (−0.115 to 0.059) | −.014 (−0.099 to 0.071) |
| Laboratory values | |||||||
| Creatinine, mg/dL | .001 (−0.001 to 0.003) | −.000 (−0.001 to 0.001) | −.000 (−0.001 to 0.001) | .006 (−0.004 to 0.002) | .005 (−0.005 to 0.001) | −.001* (−0.003 to 0.000) | −.002* (−0.003 to −0.000) |
| AST, IU/L | −.186 (−0.383 to −0.010) | −.061 (−0.182 to 0.059) | −.040 (−0.162 to 0.082) | −1.42** (−2.41 to 0.439) | −1.24* (−2.25 to 0.228) | .186* (0.045 to 0.377) | .171* (0.031 to 0.312) |
| ALT, IU/L | −.382 (−0.731 to 0.032) | .002 (−0.198 to .227) | −.069 (−0.149 to 0.287) | .048 (−1.79 to 1.89) | .595 (−1.27 to 2.46) | −.053 (−0.316 to 0.209) | −.088 (−0.347 to 0.170) |
| Phosphorus, mg/dL | .001* (0.001 to 0.0002) | −.005 (−0.010 to 0.001) | −.005* (−0.010 to 0.000) | .004 (−0.004 to 0.008) | .003 (−0.001 to 0.007) | −.011 (−0.018 to −0.005) | −.011** (−0.017 to −0.005) |
| Potassium, mmol/L | −.001 (−0.006 to 0.005) | −.003 (−0.006 to 0.000) | −.003 (−0.007 to 0.000) | −.008 (−0.003 to 0.002) | −.007 (−0.003 to 0.002) | −.003 (−0.007 to 0.001) | −.003 (−0.007 to −0.001) |
| Magnesium, mg/dL | −.002 (−0.005 to 0.001) | .000 (−0.001 to 0.002) | .000 (−0.001 to 0.002) | .010 (−0.002 to 0.002) | .001* (−0.000 to 0.024) | −.000 (−0.002 to 0.001) | −.000 (−0.002 to 0.001) |
a
Multivariable model adjusted for admission percentage of mBMI.
*
P < .05; ** P < .01.