Journal of Clinical Medicine Research, ISSN 1918-3003 print, 1918-3011 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Clin Med Res and Elmer Press Inc
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Original Article

Volume 3, Number 2, April 2011, pages 72-77


Risk Factors for Delayed Diagnosis of Scabies in Hospitalized Patients From Long-Term Care Facilities

Tables

Table 1. Clinical Characteristics of Hospitalized Patients With Scabies From Long-Term Care Facilities
 
SD = standard deviation
Age (years), mean ± SD80 ± 8.8
Gender (male : female)347 : 359
Duration from admission to diagnosis of scabies (days), mean (range)1 (0 - 12)
Duration of hospitalization (days), mean (range)14 (1 - 388)
Underlying disease
  Chronic respiratory failure, n (%)288 (41)
  Congestive heart failure, n (%)96 (14)
  End stage renal disease, n (%)35 (5)
  Scabies infection before, n (%)360 (51)
  Cirrhosis, n (%)20 (3)
  Pressure sore, n (%)93 (13)
  Malignancy, n (%)45 (6)
  Diabetes mellitus, n (%)293 (42)
  Hypertension, n (%)567 (80)
  Bedridden status, n (%)610 (86)
  Steroid therapy, n (%)97 (14)
  Anti-parkinsonism agent therapy, n (%)103 (15)
  Anti-seizure therapy, n (%)186 (26)
  Bacteremia during hospitalization, n (%)225 (32)
Laboratory data
  White leukocyte (103/μL), mean ± SD13.3 ± 7.4
  Eosinophil count (/μL), mean ± SD410 (0 - 43025)
  Hemoglobulin (g/dL), mean ± SD10.6 ± 2.0
  Serum sodium (mmol/L), mean ± SD130.4 ± 9.1
  Serum potassium (mmol/L), mean ± SD4.1 ± 0.9
  Serum creatinine (mg/dL), mean ± SD1.3 ± 1.2
  Serum urea nitrogen (mg/dL), mean ± SD26.4 ± 22.5
  Serum albumin (g/dL), mean ± SD2.8 ± 0.7
  Serum glutamic oxaloacetic transaminase (IU/L), mean (range)35.6 (6 - 1375)

 

Table 2. Univariate Analysis of Risk Factors for Delayed Diagnosis of Scabies in Hospitalized Patients From Long-Term Care Facilities
 
VariableDelayed diagnosis
(n = 44)
Early diagnosis
(n = 662)
P value
SD = standard deviation*: P < 0.05
Age (years), mean ± SD78 ± 7.580 ± 8.90.223
Duration of hospitalization, days (range)30 (6 - 388)13 (1 - 221)< 0.001*
Male, n (%)27 (61)320 (48)0.129
Underlying disease
  Chronic respiratory failure, n (%)18 (41)270 (41)1.000
  Congestive heart failure, n (%)4 (9)92 (14)0.501
  End stage renal disease, n (%)4 (9)31 (5)0.266
  Scabies infection before, n (%)19 (43)341 (52)0.360
  Cirrhosis, n (%)0 (0)20 (3)0.629
  Pressure sore, n (%)8 (18)85 (13)0.433
  Malignancy, n (%)5 (11)40 (6)0.190
  Diabetes mellitus, n (%)20 (45)273 (41)0.695
  Hypertension, n (%)32 (73)535 (81)0.267
  Bedridden status, n (%)41 (93)569 (86)0.259
  Steroid therapy, n (%)32 (73)65 (10)< 0.001*
  Anti-parkinsonism therapy, n (%)4 (9)99 (15)0.397
  Anti-seizure therapy, n (%)13 (30)173 (26)0.748
  Bacteremia, n (%)15 (34)210 (32)0.873
Laboratory data
  Leukocytosis, n (%)24 (55)378 (59)0.862
  Eosinophilia, n (%)12 (27)116 (18)0.104
  Anemia, n (%)22 (50)243 (37)0.109
  Hyponatremia, n (%)28 (64)450 (68)0.647
  Hypokalemia, n (%)11 (25)156 (24)0.982
  Renal function impairment, n (%)10 (23)145 (22)1.000
  Hypoalbuminemia, n (%)32 (73)454 (69)0.684
  Liver function impairment, n (%)12 (27)181 (27)1.000

 

Table 3. Multivariate Logistic Regression Analysis of Risk Factors Associated With Delayed Diagnosis of Scabies in the Hospitalized Patients From Long-Term Care Facilities
 
VariableOdds ratio95% confidence intervalP value
Steroid therapy23.49311.354 - 48.612< 0.001

 

Table 4. Distribution of Pathogens of Primary Bacteremia in Hospitalized Patients With Scabies From Long-Term Care Facilities
 
PathogensNo. of episodes
Coagulase-negative Staphylococci110
Staphylococcus aureus18
Unidentified gram-positive bacilli16
Streptococci3
Bacillus spp.2
Enterococci2
Acinetobacter spp.1