Table 2.
Mean Total Cost in USD
| No | Yes | |
|---|---|---|
| Age ≥65 (p = 0.610) | 14,351 | 13,787 |
| Female gender (p = 0.380) | 13,714 | 14,762 |
| Nonwhite race (p = 0.030) | 13,114 | 15,947 |
| ASA score >2 (p = 0.174) | 13,079 | 15,916 |
| Obesity/BMI >30 (p = 0.018) | 13,097 | 16,575 |
| Diabetes (p = 0.037) | 13,402 | 18,040 |
| Infection symptoms (p = 0.013) | 13,129 | 17,407 |
| HTN (p = 0.269) | 14,528 | 13,304 |
| Asymptomatic (p = 0.700) | 14,156 | 15,003 |
| Stone size ≥2 cm (p < 0.001) | 11,756 | 17,636 |
| Guy stone score ≥2 (p < 0.001) | 12,652 | 18,014 |
| Non-English speaking (p = 0.230) | 13,907 | 15,968 |
| Less than college education (p = 0.015) | 13,313 | 16,323 |
| Distance traveled top 75th percentile (p = 0.080) | 13,631 | 16,114 |
| Income bottom 25th percentile (p = 0.187) | 13,705 | 15,707 |
| Urologist density bottom 25th percentile (p = 0.065) | 13,602 | 16,520 |
| Clinic delay top 75th percentile (p = 0.033) | 13,352 | 16,765 |
| Underinsured (p = 0.893) | 14,196 | 14,347 |
| Predicted need for second-stage surgery (p = 0.250) | 13,940 | 16,862 |
| Complication (p = 0.031) | 13,081 | 18,150 |
| Prolonged hospitalization (p < 0.001) | 11,740 | 20,449 |