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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: Clin Breast Cancer. 2019 Mar 6;19(4):225–235.e2. doi: 10.1016/j.clbc.2019.02.010

Table 1.

Descriptive characteristics of patient populations in S8897 trial and Pathways Study

Characteristic S8897 T reated Group
S8897 Untreated Group
Pathways Chemotherapy Group
Pathways No Chemotherapy Group
n = 441 (%) n = 799 (%) n = 515 (%) n = 483 (%)
Age, years
< 40 66 (15) 70 (9) 93 (19) 21 (4)
40-49 165 (37) 225 (28) 211 (44) 125 (26)
50-59 105 (24) 211 (26) 118 (24) 127 (26)
60-69 76 (17) 199 (25) 74 (15) 121 (25)
≥ 70 29 (7) 94 (12) 19 (4) 89 (18)
Median(Range), years 49 (27-85) 54 (24-89) 47 (25-76) 56 (23-89)
Race
White (non-Hispanic) 391 (89) 750 (93) 270 (52) 298 (62)
Black (non-Hispanic) 27 (6) 30 (4) 37 (7) 37 (8)
Hispanic 12 (3) 12 (2) 93 (18) 57 (12)
Other 11 (2) 7 (1) 115 (23) 91 (19)
Menopausal Status
Premenopausal 231 (52) 306 (38) 350 (68) 213 (44)
Postmenopausal 210 (48) 493 (62) 165 (32) 270 (56)
Overall Survival Event
Yes 329 (75) 577 (72) 45 (9) 32 (7)
No 112 (25) 222 (28) 470 (91) 451 (93)
Disease Free Survival Event
Yes 289 (66) 482 (60) 80 (16) 71 (15)
No 152 (34) 317 (40) 435 (84) 412 (85)