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. 2017 Mar 8;7:43551. doi: 10.1038/srep43551

Table 2. Clinical characteristics and biopsy outcomes of the study population stratified by biopsy outcome detail.

Variables Non-Cancer Low grade Cancer (Gleason score = 6 or 7) High grade Cancer (Gleason score >=8) P-value
No.Patients 763 152 103
Age, years 65 (59, 70) 68 (62, 74) 68 (63, 75) <0.001*
PSA, ng/ml 8 (6, 11) 10 (7, 13) 11 (8, 14) <0.001*
%fPSA 14.9 (9.7, 20.9) 12.3 (8.7, 16.5) 10.8 (8.1, 15.1) <0.001*
Prostate volume, cm3 45 (31, 60) 36 (29, 45) 33 (23, 42) <0.001*
DRE Abnormal (%) 8 11 25 0.009**
TRUS or MRI Abnormal (%) 22 33 41 0.021**
Height, cm 170 (166, 173) 170 (165, 174) 170 (165, 173) 0.776*
Weight, kg 68 (62, 75) 68 (61, 75) 68 (60, 75) 0.618*
Recent BMI, kg/m2 24 (22, 25) 24 (22, 25) 24 (21, 25) 0.924*
Waist circumference, cm 85 (81, 90) 85 (80, 91) 87 (81, 91) 0.394*
Hip circumference, cm 95 (91, 99) 95 (90, 100) 95 (90, 99) 0.573*
WHR 0.900 (0.876, 0.927) 0.902 (0.882, 0.924) 0.918 (0.891, 0.938) <0.001*
Smokers (%)       0.214**
ever 41 44 50  
never 59 56 50  
Alcohol use (%)       0.712**
ever 39 41 36  
never 61 59 64  
Hypertension (%) 33 35 38 0.651**
Diabetes mellitus (%) 10 10 9 0.924**
Biopsy outcome = cancer, n 0 152 103
Gleason score, n (%)      
6 55 (36)  
7 97 (64)  
8 43 (42)  
9 49 (48)  
10 11 (10)  

^Continuous variables are shown as the median value and interquartile range.

*Using the Kruskal-Wallis test.

**Using the chi-squared test.