Table 3.
Likelihood of referral to surgery after evaluation of calcium and PTH is less likely in older patients, male gender, and in patients with co-morbidities.
| Demographics | Surgical consultation (N=609) |
No surgical consultation (N=2,591) |
p-value |
|---|---|---|---|
| Age in years (mean ± SD) | 60.2 +/− 12.5 | 60.9 +/− 15.6 | 0.2842 |
| Age Group | <.0001 | ||
| 1. <=35 years old | 19 ( 3.1) | 190 ( 7.3) | |
| 2. 36 to 45 years old | 59 ( 9.7) | 183 ( 7.1) | |
| 3. 46 to 55 years old | 117 (19.2) | 479 (18.5) | |
| 4. 56 to 65 years old | 195 (32.0) | 712 (27.5) | |
| 5. 66 to 75 years old | 163 (26.8) | 580 (22.4) | |
| 6. 76 to 85 years old | 48 ( 7.9) | 345 (13.3) | |
| 7. >85 years old | 8 ( 1.3) | 102 ( 3.9) | |
| Gender | <.0001 | ||
| Female | 456 (74.9) | 1718 (66.3) | |
| Male | 153 (25.1) | 873 (33.7) | |
| Race/Ethnicity | 0.2421 | ||
| 1. White | 363 (59.6) | 1455 (56.2) | |
| 2. Black | 236 (38.8) | 1078 (41.6) | |
| 3. Other | 10 ( 1.6) | 58 ( 2.2) | |
| Insurance | 0.4647 | ||
| 1. Commercial | 399 (65.5) | 1615 (62.3) | |
| 2. Medicare | 176 (28.9) | 822 (31.7) | |
| 3. Medicaid | 25 ( 4.1) | 121 ( 4.7) | |
| 4. Other/Uninsured/Unknown | 9 ( 1.5) | 33 ( 1.3) | |
| Encounter Type | <.0001 | ||
| 1. Outpatient | 538 (88.3) | 1845 (71.2) | |
| 2. Inpatient | 40 ( 6.6) | 532 (20.5) | |
| 3. ER | 28 ( 4.6) | 119 ( 4.6) | |
| Any Elixhauser Comorbidity | <.0001 | ||
| No | 259 (42.5) | 520 (20.1) | |
| Yes | 350 (57.5) | 2071 (79.9) | |
| Kidney Stone | 25 ( 4.1) | 95 ( 3.7) | 0.6082 |
| Fracture | 19 ( 3.1) | 197 ( 7.6) | <.0001 |
| Osteoporosis | 43 ( 7.1) | 259 (10.0) | 0.0258 |
| Year of Index Calcium | |||
| 2011 | 121 (19.9) | 579 (22.3) | 0.14 |
| 2012 | 122 (20.0) | 496 (19.1) | |
| 2013 | 129 (21.2) | 446 (17.2) | |
| 2014 | 107 (17.6) | 503 (19.4) | |
| 2015 | 130 (21.3) | 567 (21.9) |