Skip to main content
. 2020 Mar 4;9(9):3244–3251. doi: 10.1002/cam4.2821

Table 1.

Distribution of participant demographics and risk factors

Risk Factor Overall n (%) Median (range)
Age (y)   52 (48‐63)
Race
Malay 61 (57)  
Chinese 32 (30)  
Indian 13 (12)  
Others 1 (1)  
BMI (kg/m2)   26.4 (23.0‐29.4)
<18.5 7 (6.5)  
18.5‐24.9 37 (34.6)  
25.0‐29.9 38 (35.5)  
≥30.0 25 (23.4)  
Menopausal status
Premenopausal 48 (44.9)  
Postmenopausal 59 (55.1)  
Family history of breast cancer
No 91 (85)  
Yes 16 (15)  
Use of OCP/HRT
No 94 (87.9)  
Yes 13 (12.1)  
Age at menarche   13 (12‐15)
<12 4 (3.7)  
≥12 103 (96.3)  
Parity   3 (2‐4)
Nulliparous 9 (8.4)  
1‐2 40 (37.4)  
≥3 58 (54.2)  
Breast density (BI‐RADS)
A – almost entirely fatty 12 (11.2)  
B – scattered fibroglandular density 24 (22.4)  
C – dense (heterogeneously and extremely) 71 (66.4)  
Total 107 (100)  

Abbreviations: HRT, harmonal replacement therapy; OCP, oral contraceptive pill.

HHS Vulnerability Disclosure