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. 2020 Jan 14;19:4. doi: 10.1186/s12937-020-0520-9

Table 1.

General characteristics of study participants

Groups Healthy Lifestyle Score
Cases n = 350 Controls n = 700 P* 1 n = 185 2 n = 455 3 n = 410 P*
Age (year) 65 ± 11 61 ± 10 <  0.001 64 ± 11 62 ± 10 62 ± 11 0.065
Residing in Urban Region 126 (36) 252 (36) 0.964 44 (24) 150 (33) 184 (45) < 0.001
Married 262 (75) 616 (88) <  0.001 153 (83) 382 (84) 340 (83) 0.650
Educated 59 (17) 203 (29) <  0.001 27 (15) 100 (22) 135 (33) < 0.001
Family History of BC 31 (9) 21 (3) < 0.001 16 (9) 22 (5) 16 (4) 0.079
Smoker 59 (17) 91 (13) 0.055 86 (47) 63 (14) 0 < 0.001
Post-menopause 308 (88) 539 (77) <  0.001 151 (82) 368 (81) 328 (80) 0.930
BMI (kg/m2) 22 ± 5 26 ± 5 <  0.001 3 ± 5 24 ± 5 25 ± 5 <  0.001
Physical Activity (MET-hr/wk) 35 ± 7 35 ± 7 0.196 30 ± 6 34 ± 7 38 ± 5 < 0.001
Breast Feeding 119 (34) 238 (34) 0.926 61 (33) 145 (32) 151 (37) 0.298
Poor Social Economic Status 115 (33) 203 (29) 0.311 79 (43) 150 (33) 90 (22) <  0.001
History of Disease 35 (10) 63 (9) 0.407 18 (10) 50 (11) 24 (6) 0.026
Supplement Use 31 (9) 70 (10) 0.715 20 (11) 45 (10) 36 (9) 0.575

Variables: Age, BMI and PA are Means ± SD, other variable values are counts, values between () are %.

* P values were obtained from independent Student’s t test, one-way ANOVA or χ2 test, where appropriate