Table 5.
GEE Models for BREAST-Q Scores Over Time
| Physical Well-being of the Chest | Physical Well-being of the Abdomen | Satisfaction with Breasts | Psychosocial Well-being | Sexual Well-being | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Patient Demographics | Beta (95% CI) | p-value2 | Beta (95% CI) | p-value2 | Beta (95% CI) | p-value2 | Beta (95% CI) | p-value2 | Beta (95% CI) | p-value2 |
| Time | ||||||||||
| Preop | — | — | — | — | — | |||||
| 2-weeks | −14 (−16, −12) | <0.001 | −26 (−28, −23) | <0.001 | X | X | X | |||
| 3-months | −4.8 (−6.9, −2.7) | <0.001 | −12 (−14, −9.2) | <0.001 | 15 (13, 18) | <0.001 | 9.4 (6.7, 12) | <0.001 | 4.3 (1.4, 7.1) | 0.004 |
| 6-months | −1.2 (−3.3, 0.85) | 0.2 | −7.7 (−10, −5) | <0.001 | 18 (16, 20) | <0.001 | 10 (7.8, 12) | <0.001 | 6.2 (3.5, 8.9) | <0.001 |
| 1-year | 1.0 (−1.0, 3.1) | 0.3 | −5.3 (−7.6, −2.9) | <0.001 | 19 (17, 22) | <0.001 | 12 (9.9, 14) | <0.001 | 9.0 (6.3, 12) | <0.001 |
| 2-year | 2.1 (−0.69, 4.9) | 0.14 | −5.3 (−8.0, −2.6) | <0.001 | 20 (18, 23) | <0.001 | 12 (9.7, 15) | <0.001 | 11 (7.7, 14) | <0.001 |
| Insurance | ||||||||||
| Commercial | — | — | — | — | — | |||||
| Medicaid | −1.8 (−4.8, 1.1) | 0.2 | −0.31 (−3.4, 2.7) | 0.8 | −0.34 (−3.7, 3.1) | 0.8 | (−2.2, 4.4) | 0.5 | −1.5 (−5.4, 2.5) | 0.5 |
| Medicare | −3.1 (−5.0, −1.2) | 0.002 | 0.40 (−1.4, 2.2) | 0.7 | −1.1 (−3.3, 1.1) | 0.3 | −0.62 (−2.7, 1.5) | 0.6 | −1.3 (−4.0, 1.3) | 0.3 |
| Race | ||||||||||
| White | — | — | — | — | — | |||||
| Asian | −3.9 (−6.4, −1.5) | 0.002 | −2.7 (−5.7, 0.37) | 0.084 | −0.79 (−3.5, 1.9) | 0.6 | −4.2 (−7.1, −1.2) | 0.007 | −2.6 (−5.8, 0.062) | 0.11 |
| Black | −3.2 (−5.3, −1.1) | 0.004 | −3.8 (−5.9, −1.7) | <0.001 | −1.3 (−3.8, 1.1) | 0.3 | −1.6 (−3.9, 0.75) | 0.2 | 0.26 (−2.7, 3.2) | 0.9 |
| Other | −4.5 (−6.8, −2.3) | <0.001 | −2.0 (−4.7, 0.71) | 0.15 | −4.7 (−7.1, −2.2) | <0.001 | −6.0 (−9.0, −3.0) | <0.001 | −4.9 (−8.1, −1.6) | 0.004 |
| History of psychiatric comorbidities | −4.1 (−5.5, −2.6) | <0.001 | −6.0 (−7.4, −4.5) | <0.001 | −5.8 (−7.2, −4.3) | <0.001 | −10 (−12, −8.4) | <0.001 | −10 (−12, −8.6) | <0.001 |
| Median household income | 0.000004 (−0.000016, 0.000024) | 0.7 | 0.000008 (−0.00001, 0.00003) | 0.4 | 0.00002 (−0.000003, 0.00004) | 0.093 | 0.00003 (0.000008, 0.00005) | 0.008 | 0.000029 (0.000003, 0.00006) | 0.031 |
| Chemotherapy | −0.45 (−2.0, 1.1) | 0.6 | 4.3 (2.3, 6.2) | <0.001 | 1.4 (−0.23, 3.1) | 0.091 | 2.8 (0.77, 4.7) | 0.007 | 1.7 (−0.53, 3.9) | 0.13 |
| Radiation | −1.7 (−4.3, 0.90) | 0.2 | 2.0 (−0.92, 4.8) | 0.2 | 1.0 (−1.9, 3.9) | 0.5 | 3.1 (0.28, 5.9) | 0.031 | 3.0 (−0.73, 6.8) | 0.11 |
| Donor site laterality | ||||||||||
| Bilateral | — | — | — | — | — | |||||
| Unilateral | 0.79 (−0.89, 2.5) | 0.4 | 2.6 (0.63, 4.5) | 0.010 | −1.1 (−3.0, 0.78) | 0.3 | 1.0 (−0.96, 3.0) | 0.3 | 0.79 (−1.4, 3.0) | 0.5 |
| Prophylactic | ||||||||||
| Bilateral | — | — | — | — | — | |||||
| Not prophylactic | −1.4 (−4.8, 2.1) | 0.4 | −1.9 (−6.1, 2.2) | 0.4 | −1.3 (−5.2, 2.6) | 0.5 | −0.14 (−4.3, 4.1) | >0.9 | −0.46 (−4.6, 3.7) | 0.8 |
| Contralateral | −0.67 (−3.9, 2.6) | 0.7 | −1.1 (−4.7, 2.6) | 0.6 | 0.22 (−3.5, 3.9) | >0.9 | 0.97 (−3.0, 4.9) | 0.6 | 0.82 (−3.1, 4.7) | 0.7 |
| Postoperative length of stay | −0.0061 (−0.0096, −0.0025) | 0.001 | −0.0074 (−0.012, −0.003) | <0.001 | −0.0037 (−0.008, 0.0007) | 0.10 | −0.0041 (−0.008, 0.0002) | 0.064 | −0.0054 (−0.01, −0.0005) | 0.032 |
| Complications | −0.61 (−1.9, 0.69) | 0.4 | −0.05 (−1.7, 1.6) | >0.9 | −1.6 (−3.1, −0.10) | 0.037 | −0.98 (−2.4, 0.42) | 0.2 | −2.0 (−4.2, 0.24) | 0.079 |