. 2016 Sep 23;16:510. doi: 10.1186/s12879-016-1841-3

Table 3.

Risk factors associated with BHS colonization of throat in children on antibiotic prophylaxis for RHD

Risk factors		Beta-hemolytic streptococci
Risk factors		Culture positive	Culture negative	P-value
Age^a	5–9 (n = 55)	13	42	0.4303
Age^a	10–15 (n = 172)	40	132	0.4303
Sex^a	Male (n = 95)	26	69	0.2758
Sex^a	Female (n =137)	29	108	0.2758
Residence	Urban (n = 121)	27	94	0.6302
Residence	Rural (n = 112)	28	84	0.6302
Family size	<6 (n = 139)	32	107	0.7990
Family size	≥7 (n = 94)	23	71	0.7990
Missing at least one prophylaxis within last 6 months	Missing (n = 33)	16	17	0.0003
Missing at least one prophylaxis within last 6 months	Not missing (n = 200)	39	161	0.0003
Family history of pharyngitis	Yes (n = 25)	5	20	0.7235
Family history of pharyngitis	No (n = 203)	47	156	0.7235
Family educational status^a	Illiterate (n = 68)	18	50	0.4739
Family educational status^a	Literate (n = 163)	36	127	0.4739
Uvulectomy^a	Yes (n = 57)	16	41	0.3566
Uvulectomy^a	No (n = 159)	35	124	0.3566

^aMissed values were excluded from analysis