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Table 2 Tumour characteristics in the 1st line endocrine setting (n = 16)

From: Treatment of hormone positive uterine leiomyosarcoma with aromatase inhibitors

Variable n = 16 (%)
Histological grade (Stanford)  
Low 8 (50%)
High 8 (50%)
Histological grade (FNCLCC)  
Low 7 (44%)
Intermediate 3 (19%)
High 6 (37%)
Hormone receptor status  
ER  
Moderate to strong (grade 2–3) 13 (81%)
Weak (grade 1) 3 (19%)
PgR  
Moderate to strong (grade 2–3) 10 (62.5%)
Weak (grade 1) 6 (37.5%)
ER and PgR  
Moderate to strong (grade 2–3) 10 (62.5%)
Weak (grade 1) 2 (12.5%)
% ER staining  
>90% 10 (62.5%)
>50% 14 (87.5%)
10-50% 1 (6.25%)
Unknown 1 (6.25%)
% PgR staining  
>90% 6 (37.5%)
>50% 11 (68.75%)
10-50% 1 (6.25%)
0% 2 (12.5%)
unknown 2 (12.5%)
  1. ER, oestrogen receptor; PgR, progesterone receptor.