Table 1.
Participant Characteristics by Cohort
| Characteristic | Cohort 1 (triple-negative; n=20) (n, %) | Cohort 2 (hormone receptor- positive; n=20) (n, %) |
|---|---|---|
| Age (years) | ||
| 69–75 | 11(55) | 13(65) |
| 76–80 | 7(35) | 6(30) |
| ≥81 | 2(10) | 1(5) |
| Median age (range) | 74.5(69–83) | 73.5(69–86) |
| Baseline frailty scorea | ||
| Robust (0–0.2) | 8(40) | 18(90) |
| Pre-frail (>0.2–0.35) | 6(30) | 1(5) |
| Frail (>0.35) | 4(20) | 1(5) |
| Not done | 2 (10) | 0 (0) |
| Female | 20(100) | 20(100) |
| Non-White race | 3(15) | 3(15) |
| Hispanic ethnicity | 2(10) | 1(5) |
| Born in U.Sb | 14(70) | 12(60) |
| Highest educational | ||
| attainment | 5(25) | 3(15) |
| High school graduate or less | 6(30) | 2(10) |
| Some college or tech school | 7(35) | 8(40) |
| College or higher | 2(10) | 7(35) |
| Not answered | ||
| Income | ||
| Less than $20,000 | 1(5) | 1(5) |
| $20,000 to $40,000 | 4(20) | 1(5) |
| $40,001 to $60,000 | 2(10) | 3(15) |
| $60,001 to $80,000 | 1(5) | 5(25) |
| $80,001 or more | 5(25) | 2(10) |
| I prefer not to answer | 4(20) | 1(5) |
| Missing income / did not answer | 3 (15) | 7 (35) |
| Married/with domestic partner | 6(30) | 6(30) |
| Household composition | ||
| Lives alone | 4(20) | 5(25) |
| Lives with someone | 14(70) | 8(40) |
| Not answered | 2(10) | 7(35) |
| With whom do you live? | ||
| Alone | 4(20) | 5(25) |
| Spouse/partner +/− children | 6(30) | 5(25) |
| A child/children | 6(30) | 1(5) |
| A friend | 1(5) | -- |
| Other relative | 1(5) | 2(10) |
| Not answered | 2(10) | 7(35) |
| Location of residence | ||
| Urban | 2(10) | 3(15) |
| Suburban | 14(70) | 6(30) |
| Rural | 2(10) | 4(20) |
| Not answered | 2 (10) | 7(35) |
| Employment | ||
| Employed | 3(15) | 3(15) |
| Retired/not working | 15(75) | 10(50) |
| Not answered | 2(10) | 7(35) |
| Stage of diseasec | ||
| I | 7(35) | 5(25) |
| II | 9(45) | 7(35) |
| III | 3(15) | 7(35) |
| Not classified | 1(5) | 1(5) |
| Treatment setting | ||
| Neoadjuvant | 8(40) | 8(40) |
| Adjuvant | 12(60) | 12(60) |
a
Rockwood Index47
b
Countries of birth outside the US included Ireland, Mexico, Pakistan, and Portugal. The first language reported across both cohorts was English for all women except for 1 Portuguese, 1 Urdu, and 1 Spanish.
c
Stage is presented as clinical stage if a patient received neoadjuvant therapy and pathological if a patient received adjuvant therapy