Skip to main content

Table 2 Main clinical and biochemical data at presentation

From: The clinical and imaging presentation of acute "non complicated" pyelonephritis: A new profile for an ancient disease

 

Single

lesions

Multiple lesions

p

Simple lesions

Abscessed

lesions

p

All cases

SCr (mg/dL)

1.03 ± 0.43

0.89 ± 0.28

0.07°

0.95 ± 0.37

0.89 ± 0.22

0.26°

0.92 ± 0.32

CRP (mg/dL)

10.3

(1.3-39)

12.5

(0.2-36)

0.41*

10.6 (0.3-39)

13.3

(0.2-31)

0.14*

12.1

(0.2-39)

WBC (n/mm3)

13042 ± 4128

12397 ± 4139

0.49°

12103 ± 4185

13194 ± 3990

0.16°

12528 ± 4127

Positive urinary cultures

12.5%

26.3%

0.25^

19.4%

30%

0.28^

23.5%

Positive hemocultures

0%

15.8%

0.004^

16.7%

6.4%

0.014^

12.6%

Fever

39

(36-40)

39

(36-41)

0.12*

39

(36-40)

39

(36-41)

0.17*

39

(36-41)

Flank pain - tenderness

87.5%

88.4%

1^

84.7%

93.6%

0.24^

88.2%

Lower urinary tract symptoms

62.5%

43.2%

0.14^

41.7%

55.3%

0.20^

47.1%

Antibiotic treatment in the last 3 days

54%

39%

0.31^

43.1%

40.4%

0.33^

42%

Time between symptoms and diagnosis

3 (1-14)

3 (1-30)

0.54*

3 (1-30)

3 (1-20)

0.36*

3 (1-30)

Tetrad (fever, pain, lower UTI, positive cultures)

8.3%

11.7%

0.92^

5.6%

19.6%

0.039^

11%

Eligible for a trial (tetrad and no recent antibiotic therapy)

4.2%

9.5%

0.67^

4.2%

14.9%

0.08^

8.4%

  1. UTI: Urinary tract infection
  2. *Mann-Whitney U test
  3. °Student's t-test
  4. ^Pearson's chi-square test