Table 1.
Patient demographics.
| Patient factor | Referred | Control | P value |
|---|---|---|---|
| N | 273 | 174 | |
| Sex | |||
| Male | 89 (33%) | 61 (35%) | .3 |
| Female | 184 (67%) | 113 (65%) | |
| Chief complaint | |||
| Hip | 79 (29%) | 60 (34%) | .06 |
| Knee | 194 (71%) | 114 (66%) | |
| Operative status | |||
| Operative | 105 (38%) | 48 (28%) | <.01 |
| Nonoperative | 168 (62%) | 126 (72%) | |
| Avg. # of comorbidities | 3 | 4 | .09 |
| Avg. # of nutritionist visits | 5 | ||
| Avg. starting BMI | 42.0 | 41.2 | .12 |
Number of total included patients, sex, chief complaint, operative status during the study period, average number of comorbidities, and average starting BMI were demographic factors collected for both referred and control groups. Average number of total nutritionist visits were also listed for the referred group. Only operative status was significantly different between groups (P < .01, in bold).