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Table 2 Comparison of patient characteristics between initial treatment with antibiotics alone, PCD, or surgery

From: Features and treatment modality of iliopsoas abscess and its outcome: a 6-year hospital-based study

 

Antibiotics (n = 24)

PCD (n = 36)

Surgery (n = 28)

Pvalue

 

Mean±SD

Mean±SD

Mean±SD

Age (years)

72.0±13.8

59.6±15.6

60.0±14.6

0.005*

Sex (F:M)

15:9

23:13

20:8

0.752

Gas-forming IPA

18 (75.0%)

23 (63.9%)

20 (71.4%)

0.631

Bilateral

10 (41.7%)

10 (27.8%)

9 (32.1%)

0.530

Multiloculated IPA collection pattern

17 (70.8%)

33 (91.7%)

24(85.7%)

0.093

Mean maximal transverse IPA cavity diameter on CT (cm)

2.2 ±1.5

5.2 ±2.1

4.0±2.2

<0.0001*

DM

10 (41.7%)

13 (36.1%)

11 (39.3%)

0.907

Hypertension

8 (33.3%)

12 (33.3%)

13 (46.4%)

0.497

CKD

9 (37.5%)

7 (19.4%)

3 (10.7%)

0.060

Malignancy

4 (16.7%)

9 (25.0%)

4 (14.3%)

0.520

Liver cirrhosis

4 (16.7%)

6 (16.7%)

2 (7.1%)

0.479

Fever or hypothermia

20 (83.3%)

31 (86.1%)

23 (82.1%)

0.905

Severe sepsis

18 (75.0%)

29 (80.6%)

21 (75.0%)

0.830

WBC (/μL)

18900±9428

17672 ±9018

15354±7426

0.344

Bandemia (No. of patients)

12 (50.0%)

17 (47.2%)

9 (32.1%)

0.353

Hb (g/dL)

10.8±2.4

10.7 ±2.3

10.7±2.7

0.996

Platelet (×103/μL)

185.5±140.9

309.2 ±179.0

255.6±144.8

0.016*

BUN (mg/dL)

65.6±67.1

36.8 ±37.1

32.4±28.0

0.041*

Creatinine (mg/dL)

3.5±4.0

2.2 ±2.0

1.43±0.9

0.037*

ALT (U/L) (n = 24 vs 35 vs 28)

106.3±250.6

51.0 ±77.7

80.1±244.9

0.768

Na (mEq/L)

132.3±8.5

133.4 ±5.6

135.0±5.5

0.258

K (mEq/L)

4.4±1.0

4.0 ±0.5

4.1±0.7

0.223

CRP (mg/L)

16.0±10.5

21.9 ±10.1

19.3±12.2

0.083

CK (U/L) (n = 22 vs 29 vs 25)

539.3±1711.5

175.6 ±302.3

183.1±535.1

0.309

Initial blood glucose (mg/dL) (n = 24 vs 34 vs 28)

180.0±116.0

208.0 ±151.3

155.3±88.6

0.369

Primary:Secondary origin

8:16

8:28

5:23

0.408

Mortality

12 (50.0%)

8 (22.2%)

2 (7.1%)

0.002*

Length of hospital stay (days)

19.4±15.2

44.9 ±55.3

38.8±19.5

0.001*

  1. *P < 0.05.
  2. ALT, alanine aminotransferase; BUN, blood urea nitrogen; CK, creatine kinase; CKD, chronic kidney disease; CRP, C-reactive protein; CT, computed tomography; DM, diabetes mellitus; Hb, hemoglobin; IPA, iliopsoas abscess; K, potassium; Na, sodium; PCD, percutaneous drainage; SD, standard deviation; WBC, white blood cells.