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Table 4 Bivariate and multivariate analyses of the association between ethnic groups and prostate volume

From: Prostate volume and its relationship with anthropometric variables among different ethnic groups of South-Kivu, DR Congo

Variable

Unadjusted mean difference (95% CI)

p value

Adjusted mean difference (95% CI)

p value

Ethnic group

    

 Havu

Ref.

 

Ref.

 

 Intermediate group*

16.14 (14.37, 17.90)

< .001

12.42 (9.96, 14.88)

< .001

 Lega

44.46 (39.50, 49.42)

< .001

41.52 (37.09, 45.94)

< .001

Age

    

 < 60 years

Ref.

 

Ref.

 

 ≥ 60 years

11.14 (7.92, 14.35)

.002

8.99 (6.37, 11.61)

< .001

Residence

    

 Rural

Ref.

 

Ref.

 

 Urban

8.62 (4.35, 12.90)

< .001

6.69 (2.49, 10.89)

.002

Conicity index

    

 Normal (< 1.25)

Ref.

   

 High (≥ 1.25)

5.07 (1.72, 8.41)

.003

.711 (− .82, .24)

.363

BMI (kg/m2)

    

 Normal

Ref.

 

Ref.

 

 Underweight

− 1.70 (− 6.71,3.30)

< .001

− 3.22 (− 7.41,0.97)

.132

 Overweight/obese

8.54 (4.10,12.98)

.504

5.59 (− .64, 11.83)

.079

WC (cm)

    

 Normal (< 94 cm)

Ref.

   

 High (≥ 94 cm)

10.73 (5.93, 15.53)

< .001

1.65 (− 3.68, 6.98)

.54

FBG (mg/dL)

    

 < 100

Ref.

   

 ≥ 100

11.11 (5.81, 16.41)

< .001

6.08 (1.68, 10.47)

.007

  1. BMI body mass index (kg/m2), WC Waist circumference (cm), FBG fasting blood glucose (mg/dL)
  2. *Shi, Bembe, Fuliru, and other ethnic groups