Table 3.
Genotype | ER/PR-negative | ER/PR-positive | |
---|---|---|---|
Frequency (%) | Frequency (%) | P | |
ins/ins | 36 (39.60) | 18 (75) | 1 |
ins/del | 53 (58.20) | 6 (25) | .004 |
del/del | 2 (2.20) | — | — |
Abbreviations: ER, estrogen receptor; PR, progesterone receptor.
P value of difference in genotypes between ER/PR-negative subgroup and ER/PR-positive subgroup of BC patients group. Results are expressed as number and in parentheses percentage. P < .05 is considered statistically significant. Chi-squared (χ2) test was performed to compare categorical data.