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Table 1 Socio-demographic, anthropometric and obstetric characteristics of participants

From: Association of hyperlipidemia with breast cancer in Bangladeshi women

Variable Categories Control Benign Breast Disease Breast cancer P-value
Age (years)   47.8 ± 10.0 49.6 ± 11.5 51.1 ± 9.8 0.282
≥ 45 33 (66) 39 (78) 39 (78) 0.287
18–45 17 (34.0) 11 (22.0) 11 (22.0)  
Marital Status Married 47 (94) 46 (92) 50 (100) 0.143
Single 3 (6) 4 (8) 0  
Education No education 9 (18) 8 (16) 10 (20) 0.995
Primary 14 (28) 16 (32) 14 (28)  
SSC 8 (16) 9 (18) 7 (14)  
HSC 7 (14) 6 (12) 5 (10)  
Graduation and above 12 (24) 11 (22) 14 (28)  
Occupation Housewife 33 (66) 34 (68) 35 (70) 0.891
Service holder 8 (16) 8 (16) 9 (18)  
Teacher 6 (12) 4 (8) 5 (10)  
Others 3 (6) 4 (8) 1 (2)  
Socio-economic status Middle class 47 (94) 41 (82) 45 (90) 0.194
Lower class 3 (6) 9 (18) 5 (10)  
Age menarche (years)   12.7 ± 1.0 12.6 ± 1.1 12.4 ± 0.9 0.412
< 12 6 (12) 8 (16) 8 (16) 0.808
≥ 12 44 (88) 42 (84) 42 (84)  
Menopause Yes 35 (70) 39 (78) 42 (84) 0.245
No 15 (30) 11 (22) 8 (16)  
Age menopause (years)   46.0 ± 1.2 45.9 ± 1.1 46.4 ± 1.6 0.204
>  46 14 (40.0) 14 (35.9) 22 (52.4) 0.296
≤ 46 21 (60.0) 25 (64.1) 20 (47.6)  
Age at first pregnancy (years)   18.40 ± 5.8 17.7 ± 6.3 19.6 ± 3.3 0.184
Number of pregnancies   2.8 ± 1.4 2.8 ± 1.4 3.1 ± 1.3 0.575
BMI (kg/m2)   22.5 ± 1.0 22.7 ± 1.1 25.1 ± 1.4* < 0.001
Overweight (≥23) 15 (30) 21 (42) 49 (98) < 0.001
Normal weight (18.5 to < 23) 35 (70) 29 (58) 1 (2)  
Family history of breast cancer Present 6 (12) 6 (12) 9 (18) 0.608
Absent 44 (88) 44 (88) 41 (82)  
  1. Data expressed as n(%) and mean ± SD where appropriate; SSC Secondary School Certificate, HSC Higher Secondary Certificate, BMI Body Mass Index
  2. P-value was determined by Chi-square test and ANOVA with post-hoc analysis by Bonferroni adjustments where appropriate
  3. *P-value significant at < 0.05 level in comparison to control and benign breast disease