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. 2021 Jan 8;21:42. doi: 10.1186/s12885-020-07735-y

Table 2.

Factors associated with the prevalence of diagnosis

Incidental Univariate analysis Multivariate analysis
Variables No Yes PR (95% CI) p
n = 206 n = 246
Age, mean (SD) 43.0 (16.1) 46.3 (13.4) 1.01 (1.00,1.01) 0.037 1.01 (1.00, 1.02) 0.033
Sex, n (%)
 Male 14 (6.8) 12 (4.9) Reference 0.433
 Female 192 (93.2) 234 (95.1) 1.19 (0.78, 1.81)
Positive Family history n (%)
 No 179 (86.5) 211 (86.1) Reference 0.914
 Yes 28 (13.6) 34 (13.8) 1.01 (0.79, 1.29)
BMI, (n = 299) mean, (SD)

n = 142

28.6 (5.7)

n = 157

29.2 (5.8)

1.00 (0.99, 1.02) 0.630
Tumor size in mm, (n = 406) mean, (SD)

n = 177

35.7 (17.9)

n = 229

22.3 (12.3)

0.96 (0.95, 0.97) 0.000 0.96 (0.94, 0.97) 0.000
Multifocal (n = 328), n (%)
 Unifocal, n (%) 103 (55.4) 127 (55.2) Reference 0.974 Reference 0.000
 Multifocal, n (%) 83 (44.6) 103 (44.8) 1.00 (0.84, 1.19) 1.32 (1.13, 1.54)
Positive Cervical Lymph nodes, n (%)
 No 93 (46.3) 132 (56.2) Reference 0.041 Reference 0.305
 Yes 108 (53.7) 103 (43.8) 0.83 (0.70, 0.99) 1.09 (0.93, 1.27)
MACIS score (n = 406), mean (SD) 5.6 (1.6) 4.9 (1.4) 0.86 (0.79, 0.92) 0.000 0.92 (0.81, 1.04) 0.184
Risk recurrence (n = 437)
 Very low risk 0 79 (33) Referencea
 Low risk 147 (73.5) 124 (52.3)
 Intermediate risk 33 (16.5) 16 (6.8) 0.56 (0.37, 0.85) 0.006 0.98 (0.67, 1.43) 0.902
 High risk 20 (10.0) 18 (7.6) 0.77 (0.54, 1.11) 0.163 1.04 (0.82, 2.16) 0.239

a For univariate and multivariate analysis low and very low risk categories were combined and taken as reference