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. 2022 Sep 14;22:166. doi: 10.1186/s12880-022-00875-6

Table 2.

Comparison of clinical indicators between patients with TNBC and NTNBC

Group Cases Age Size Lesion location X-ray manifestation BI-RADS
Right Left Lumps Calcification Lumps and calcifications Structural distortion Asymmetric densification 4a 4b 4c 5
TNBC 65 53.83 ± 14.39 30.66 ± 17.63 31 34 42 5 7 6 5 14 15 19 17
NTNBC 254 53.80 ± 14.42 31.12 ± 17.95 130 124 56 38 65 50 45 67 56 62 69
P value 0.989 0.867 0.616 < 0.001 0.778
Statistics − 0.014a − 0.168a 0.252b 44.133b 1.097

Statistics: a: t value; b: X2