Table 3A.

Mayo-TNBC cohort: Patient and disease characteristics at initial diagnosis. Table presents and confirms LAR clinical associations of increased age, AR protein expression, and enrichment of apocrine phenotype

VariableLARnon-LAR
n = 50n = 219P value
Age at diagnosis<0.001
<50 years7 (14.0%)89 (40.6%)
50–6, 9 years26 (52.0%)102 (46.6%)
≥70 years17 (34.0%)28 (12.8%)
Menopausal status
Premenopausal8 (16%)102 (46.6%)<0.001
Post-menopausal42 (84%)117 (53.4%)
Histology
Ca w/ apocrine differentiation10 (20.0%)0 (0%)<0.001
Ca w/ medullary features7 (14.0%)49 (18.2%)
Metaplastic carcinoma NST5 (10.0%)12 (4.5%)
Invasive carcinoma NST28 (56.0%)158 (58.7%)
Nottingham grade
1–216 (32%)12 (6%)<0.001
334 (68%)207 (95%)
Ki67
≤15%17 (34.7%)39 (18.1%)
>15%32 (65.3%)176 (81.9%)
(not obtained)(1)(4)0.019
AR IHC
Median70%0%<0.001
25th–75th percentile22.5–92.5%0–0%
(not obtained)(10)(46)
AR
0%7 (17.5%)135 (78.6%)<0.001
≥1%33 (82.5%)37 (21.4%)
(not obtained)(10)(46)
Tumor size
≤2.0 cm20 (40.0%)109 (49.8%)
2.1–5.0 cm26 (52.0%)96 (35.7%)0.434
≥5.1 cm4 (8.0%)14 (5.2%)
VariableLARnon-LAR
n = 50n = 219P value
Age at diagnosis<0.001
<50 years7 (14.0%)89 (40.6%)
50–6, 9 years26 (52.0%)102 (46.6%)
≥70 years17 (34.0%)28 (12.8%)
Menopausal status
Premenopausal8 (16%)102 (46.6%)<0.001
Post-menopausal42 (84%)117 (53.4%)
Histology
Ca w/ apocrine differentiation10 (20.0%)0 (0%)<0.001
Ca w/ medullary features7 (14.0%)49 (18.2%)
Metaplastic carcinoma NST5 (10.0%)12 (4.5%)
Invasive carcinoma NST28 (56.0%)158 (58.7%)
Nottingham grade
1–216 (32%)12 (6%)<0.001
334 (68%)207 (95%)
Ki67
≤15%17 (34.7%)39 (18.1%)
>15%32 (65.3%)176 (81.9%)
(not obtained)(1)(4)0.019
AR IHC
Median70%0%<0.001
25th–75th percentile22.5–92.5%0–0%
(not obtained)(10)(46)
AR
0%7 (17.5%)135 (78.6%)<0.001
≥1%33 (82.5%)37 (21.4%)
(not obtained)(10)(46)
Tumor size
≤2.0 cm20 (40.0%)109 (49.8%)
2.1–5.0 cm26 (52.0%)96 (35.7%)0.434
≥5.1 cm4 (8.0%)14 (5.2%)
Table 3A.

Mayo-TNBC cohort: Patient and disease characteristics at initial diagnosis. Table presents and confirms LAR clinical associations of increased age, AR protein expression, and enrichment of apocrine phenotype

VariableLARnon-LAR
n = 50n = 219P value
Age at diagnosis<0.001
<50 years7 (14.0%)89 (40.6%)
50–6, 9 years26 (52.0%)102 (46.6%)
≥70 years17 (34.0%)28 (12.8%)
Menopausal status
Premenopausal8 (16%)102 (46.6%)<0.001
Post-menopausal42 (84%)117 (53.4%)
Histology
Ca w/ apocrine differentiation10 (20.0%)0 (0%)<0.001
Ca w/ medullary features7 (14.0%)49 (18.2%)
Metaplastic carcinoma NST5 (10.0%)12 (4.5%)
Invasive carcinoma NST28 (56.0%)158 (58.7%)
Nottingham grade
1–216 (32%)12 (6%)<0.001
334 (68%)207 (95%)
Ki67
≤15%17 (34.7%)39 (18.1%)
>15%32 (65.3%)176 (81.9%)
(not obtained)(1)(4)0.019
AR IHC
Median70%0%<0.001
25th–75th percentile22.5–92.5%0–0%
(not obtained)(10)(46)
AR
0%7 (17.5%)135 (78.6%)<0.001
≥1%33 (82.5%)37 (21.4%)
(not obtained)(10)(46)
Tumor size
≤2.0 cm20 (40.0%)109 (49.8%)
2.1–5.0 cm26 (52.0%)96 (35.7%)0.434
≥5.1 cm4 (8.0%)14 (5.2%)
VariableLARnon-LAR
n = 50n = 219P value
Age at diagnosis<0.001
<50 years7 (14.0%)89 (40.6%)
50–6, 9 years26 (52.0%)102 (46.6%)
≥70 years17 (34.0%)28 (12.8%)
Menopausal status
Premenopausal8 (16%)102 (46.6%)<0.001
Post-menopausal42 (84%)117 (53.4%)
Histology
Ca w/ apocrine differentiation10 (20.0%)0 (0%)<0.001
Ca w/ medullary features7 (14.0%)49 (18.2%)
Metaplastic carcinoma NST5 (10.0%)12 (4.5%)
Invasive carcinoma NST28 (56.0%)158 (58.7%)
Nottingham grade
1–216 (32%)12 (6%)<0.001
334 (68%)207 (95%)
Ki67
≤15%17 (34.7%)39 (18.1%)
>15%32 (65.3%)176 (81.9%)
(not obtained)(1)(4)0.019
AR IHC
Median70%0%<0.001
25th–75th percentile22.5–92.5%0–0%
(not obtained)(10)(46)
AR
0%7 (17.5%)135 (78.6%)<0.001
≥1%33 (82.5%)37 (21.4%)
(not obtained)(10)(46)
Tumor size
≤2.0 cm20 (40.0%)109 (49.8%)
2.1–5.0 cm26 (52.0%)96 (35.7%)0.434
≥5.1 cm4 (8.0%)14 (5.2%)
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