Table 2: Bivariate and multivariate logistic regression analysis of nasopharyngeal carriage rate of Streptococcus pneumoniae with independent variables (N=293).

Characteristics COR (95% CI) p-value AOR (95% CI) p-value
Sex Male 1.259(0.733-2.161) 0.404 - -
Female 1* - - -
Age <3 3.298(1.296-8.393) 0.012 2.9(1.042-8.27) 0.042
3-9 2.732(1.062-7.024) 0.037 2.5(0.957-6.803) 0.061
9-15 1* - 1* -
Religion Orthodox 1.063(0.560-2.018) 0.851 - -
Protestant 0.823(0.336-2.020) 0.671 - -
Others 1* - - -
Educational status Unable to read & write 0.659
90.265-1.6350
0.368 - -
Primary (1-8) 0.515(0.189-1.404) 0.195 - -
Secondary (9-12) 0.569(0.276-1.171) 0.126 - -
12 and above 1* - - -
Marital status of parents/guardians Single 0.799(0.217-2.946) 0.736 - -
Married 1* - - -
Parents/guardian’s occupation Non- employed 1.12(0.651-1.925) 0.682 - -
Employed 1* - - -
Family size <5 1* - 1* -
>=5 0.882(0.461-1.689) 0.0705 0.99(0.501-1.99) 0.999
Number of rooms per household 1 2.438(1.764-2.762) 0.0260 2.36(1.68-2.717) 0.038
2+ 1* - 1* -
Previous antibiotic use Yes 1.576(0.900-2.762) 0.112 1.367(0.71-2.64) 0.351
No 1* - 1* -
Siblings <5 years Yes 1.337(0.774-2.312) 0.298 - -
No 1* - - -
Siblings >5 years Yes 0.885(0.521-1.503) 0.650 - -
No 1* - - -
Habit of sleeping with parents Yes 2.056(1.243-17.367) 0.048 2.26(1.25-20.24) 0.031
No 1* - 1* -
Previous hospitalization Yes 0.976(0.736-5.3) 0.176 1.704(0.59-4.93) 0.326
No 1* - 1* -
Respiratory tract infections Yes 1.376(0.811-2.334) 0.237 1.14(0.62-2.08) 0.673
No 1* - 1* -
PCV-10 vaccination status Yes 1* - - -
No 1.114(0.288-4.316) 0.875 - -

*reference category