Variables

All

n = 85 (%)

Site of stones

p*

Upper tract

n = 64 (%)

Lower tract n = 21 (%)

BMI

0.682

Normal

33 (38.8)

23 (35.9)

10 (47.6)

Overweight

29 (34.1)

23 (35.9)

6 (28.6)

Obesity

17 (20.0)

14 (21.9)

3 (14.3)

Under nutrition

6 (7.1)

4 (6.2)

2 (9.5)

Urinary tract infection

0.624

Yes

22 (25.9)

16 (25.0)

6 (28.6)

E. coli

10 (11.8)

8 (12.5)

2 (9.5)

Staphylococcus

5 (5.9)

4 (6.2)

1 (4.8)

Citrobacter

3 (3.5)

1 (1.6)

2 (9.5)

Enterococcus

2 (2.4)

1 (1.6)

1 (4.8)

Klebsiella

1 (1.2)

1 (1.6)

0 (0.0)

Acinetobacter

1 (1.2)

1 (1.6)

0 (0.0)

No

63 (74.1)

48 (75.0)

15 (71.4)

Comorbidities

0.425

No

22 (25.9)

17 (26.6)

5 (23.8)

Arterial hyertension

14 (16.5)

11 (17.2)

3 (14.3)

Hypertension + diabetes

5 (5.9)

4 (6.2)

1 (4.8)

Diabetes

3 (3.5)

2 (3.1)

1 (4.8)

Yes

63 (74.1)

47 (73.4)

16 (76.2)

Renal function

0.293

Normal

76 (89.4)

56 (87.5)

20 (95.2)

Impaired

9 (10.6)

8 (12.5)

1 (4.8)