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Table 1 Demographic information

From: LncRNA MEG3 rs3087918 was associated with a decreased breast cancer risk in a Chinese population: a case-control study

Characteristics Cases (%) Controls (%) P value
Number 434 700  
Age (mean ± SD) 51.95 ± 10.35 51.83 ± 17.28 0.879a
49 180 (41.5) 298 (42.6)  
>49 254 (58.5) 402 (57.4) 0.716
BMI, kg/m2 (mean ± SD) 22.38 ± 2.61 22.71 ± 4.00 0.084a
Menopausal status
Premenopausal 157 (36.2) 188 (41.8)  
Postmenopausal 277 (63.8) 262 (58.2) 0.506
TNM Stage
 I 114 (26.3)
 II 192 (44.2)  
 III 89 (20.5)
 IV 39 (9)
Immunohistochemistry results
 ER 142 (32.7)
+ 292 (67.3)
 PR 189 (43.5)
+ 245 (56.5)
 Her-2 250 (57.6)
+ 184 (42.4)
  1. BMI: body mass index, ER: estrogen receptor, PR: progesterone receptor, Her-2: human epidermal growth factor receptor-2
  2. a Student’s t-test