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Table 1 Characteristics of study population undergoing tonsillectomy

From: Detection of group A Streptococcus in tonsils from pediatric patients reveals high rate of asymptomatic streptococcal carriage

aCharacteristic Recurrent GAS pharyngitis Adenotonsillar hypertrophy b P -value
Age group    0.67
   < 5 yrs 8 (27%) 11 (38%)  
   5-13 yrs 19 (63%) 16 (55%)  
   > 13 yrs 3 (10%) 2 (7%)  
Gender    0.51
   % Female 14 (47%) 16 (55%)  
   % Male 16 (53%) 13 (45%)  
Race/Ethnicity    0.10
   White 22 (76%) 17 (55%)  
   Black 5 (17%) 8 (26%)  
   Hispanic 1 (3%) 6 (19%)  
   Black and White 1 (3%) 0 (0%)  
GAS pharyngitis diagnosed within the past 12 months < 0.001
   Yes 30 (100%) 5 (17%)  
   No 0 (0%) 24 (83%)  
History of ear tubes   0.04
   Yes 9 (31%) 2 (7%)  
   No 20 (69%) 27 (93%)  
  1. a There are 1 or 2 missing values for each category.
  2. b Statistical Analysis. Categorical variables were analyzed by chi-square or Fisher's exact tests. A P- value of < 0.05 was considered statistically significant. Stata 8.1 (Stata Corporation, College Station, TX) was used for all analyses.