Table 4.
Estimated 12-Month Costs in Dollars ($), by Immediate Reading Status
| Immediate Reading | |||
|---|---|---|---|
| Yes (n = 564) | No (n = 576) | p-Value | |
| Breast-related costs | |||
| Patient costs (i.e., time, transportation, and copayments) | |||
| Mean (SD)* | 55 (45) | 56(49) | |
| Unadjusted β (SE)† | 0.073 (0.06) | Reference | .233 |
| Adjusted β (SE)‡ | 0.082 (0.07) | Reference | .218 |
| Health plan costs (i.e., intervention costs, procedure, and visit costs) | |||
| Mean (SD)* | 280 (245) | 280 (295) | |
| Unadjusted β (SE)† | 0.114 (0.05) | Reference | .0135 |
| Adjusted β (SE)‡ | 0.101 (0.05) | Reference | .046 |
| Total breast-related costs | |||
| Mean (SD)* | 335 (279) | 335 (334) | |
| Unadjusted β (SE)† | 0.102 (0.05) | Reference | .031 |
| Adjusted β (SE)‡ | 0.093 (0.05) | Reference | .072 |
| Nonbreast-related costs | |||
| Patient costs (i.e., time, transportation, and copayments) | |||
| Mean (SD)* | 198 (197) | 200 (248) | |
| Unadjusted β (SE)† | 0.175 (0.10) | Reference | .071 |
| Adjusted β (SE)‡ | 0.161 (0.10) | Reference | .119 |
| Health plan costs (i.e., intervention costs, procedure, and visit costs) | |||
| Mean (SD)* | 742 (994) | 758 (1,171) | |
| Unadjusted β (SE)† | 0.258 (0.12) | Reference | .036 |
| Adjusted β (SE)‡ | 0.248 (0.13) | Reference | .056 |
| Total nonbreast-related costs | |||
| Mean (SD)* | 940 (1,154) | 958 (1388) | |
| Unadjusted β (SE)† | 0.240 (0.12) | Reference | .045 |
| Adjusted β (SE)‡ | 0.229 (0.13) | Reference | .072 |
| All Costs | |||
| Patient costs (i.e., time, transportation, and copayments) | |||
| Mean (SD)* | 253 (199) | 256 (255) | |
| Unadjusted β (SE)† | 0.083 (0.05) | Reference | .124 |
| Adjusted β (SE)‡ | 0.046 (0.06) | Reference | .420 |
| Health plan costs (i.e., intervention costs, procedure, and visit costs) | |||
| Mean (SD)* | 1,022 (1,010) | 1,038 (1239) | |
| Unadjusted β (SE)† | 0.104 (0.05) | Reference | .054 |
| Adjusted β (SE)‡ | 0.048 (0.06) | Reference | .386 |
| Total nonbreast-related costs | |||
| Mean (SD)* | 1,275 (1,173) | 1,294 (1463) | |
| Unadjusted β (SE)† | 0.096 (0.05) | Reference | .068 |
| Adjusted β (SE)‡ | 0.044 (0.05) | Reference | .413 |
*
Based on actual cost data.
†
Estimates from crude log-linear regression.
‡
Estimates from log-linear regression adjusted for age, education (high school or less versus at least some college), race (white versus other), Charlson comorbidity score, and site.