Advances in Preventive Medicine / 2018 / Article / Tab 4 / Research Article
Nasal Carriage Rate, Antimicrobial Susceptibility Pattern, and Associated Factors of Staphylococcus aureus with Special Emphasis on MRSA among Urban and Rural Elementary School Children in Gondar, Northwest Ethiopia: A Comparative Cross-Sectional Study Table 4 Epidemiologic risk factors for Staphylococcus aureus colonization among elementary school children in Gondar town, Northwest Ethiopia, 2018.
Characteristics Number ( ) Overall Staphylococcus aureus isolates No. ( ) positive for S. aureus No. ( ) negative for S. aureus Crude OR (95 CI) P value Adjusted OR (95 CI) P value Residence Urban 345 (55.47) 83 (24.06) 262 (75.94) 0.87 0.6-1.27 0.48 - - Rural 277 (44.53) 60 (21.66) 217 (78.34) 1(ref) 1(ref) - - Sex Male 317 (51) 79 (24.92) 238 (75.08) 0.8 0.55-1.16 0.244 - - Female 305 (49) 64 (20.98) 241(79.02) 1(ref) 1(ref) - - Age in years 6-10 years 221 (35.5) 48 (21.72) 173 (78.28) 1.20 0.606-2.381 0.599 - - 10-15 years 345 (55.5) 81 (23.48) 264 (76.52) 1.09 0.565-2.090 0.804 - - > 15 years 56 (9.0) 14 (25) 42 (75) 1(ref) 1(ref) - - Educational status Grade 1-4 308 (49.5) 71 (23.05) 237 (76.95) 0.99 0.684-1.443 0.971 - - Grade 5-8 314 (50.5) 72 (22.93) 242 (77.07) 1(ref) 1(ref) - - Family’s monthly income <500 birr 295 (47.4) 59 (20) 236 (80) 1.51 0.989-2.307 0.056 1.38 0.83-2.27 0.214 500-1000 birr 130 (20.9) 30 (23.08) 100 (76.92) 1.26 0.753-2.105 0.380 1.13 0.65-1.97 0.66 >1000 birr 197 (31.7) 54 (27.41) 143 (72.59) 1(ref) 1(ref) 1(ref) 1(ref) Family size category 2-5 301 (48.4) 62 (20.6) 239 (79.40) 1.30 0.893-1.895 0.17 1.33 0.90-1.96 0.148 >5 321 (51.6) 81 (25.23) 24 0 (74.77) 1(ref) 1(ref) 1(ref) 1(ref) No. of students in classroom category 21-40 75 (12.06) 19 (25.3) 56 (74.7) 0.38 0.15-0.98 0.046 0.38 0.15-0.98 0.046 41-60 486 (78.14) 117 (24.1) 369 (75.9) 0.41 (0.18-0.9 0.031 0.41 0.18-0.92 0.031 >60 61 (9.8) 7 (11.5) 54 (88.5) 1(ref) 1(ref) 1(ref) 1(ref) History of chronic disease Yes 77 (12.4) 18 (23.38) 59 (76.62) 1.03 0.58-1.80 0.931 - - No 545 (87.6) 125 (22.94) 420 (77.06) 1(ref) 1(ref) - - History of hospitalization Yes 100 (16.1) 23 (23) 77 (77) 1.00 0.60-1.66 0.998 - - No 522 (83.9) 120 (22.99) 402 (77.01) 1(ref) 1(ref) - - History of surgery Yes 39 (6.3) 9 (23) 30 (77) 1.01 0.47-2.17 0.989 - - No 583 (93.7) 134 (21.27) 449 (77.02) 1(ref) 1(ref) - - History of visit hospitals/clinic Yes 299 (48.1) 71 (23.75) 228 (76.25) 1.09 0.747-1.577 0.667 - - No 323 (51.9) 72 (22.29) 251 (77.71) 1(ref) 1(ref) - - History of contact with health care worker Yes 71 (11.4) 18 (25.35) 53 (74.65) 1.16 0.654-2.048 0.616 - - No 551 (88.6) 125 (22.69) 426 (77.31) 1(ref) 1(ref) - - History of antibiotic usage in the past 4 weeks Yes 93 (15.0) 20 (21.51) 73 (78.5) 0.90 0.53-1.54 0.712 - - No 529 (85.0) 123 (23.21) 406 (76.75) 1(ref) 1(ref) - - Adherence to antibiotic therapy Completed 73 (11.7) 13 (17.81) 60 (82.19) 1.406 0.75-2.65 0.291 - - Not completed 18 (2.9) 6 (33.33) 12 (66.67) 1(ref) 1(ref) - - History of respiratory infection Yes 91 (14.6) 22 (24.18) 69 (75.82) 1.08 0.64-1.82 0.771 - - No 531 (85.4) 121 (22.79) 410 (77.21) 1(ref) 1(ref) - - Mothers’ educational status Unable to read & write 271 (43.6) 57(21.033) 214 (78.97) 1.2 1.03-3.85 0.039 1.57 0.723-3.422 0.253 Informal education 68 (10.9) 17 (25) 51 (75) 1.594 0.713-3.563 0.256 1.49 0.596-3.733 0.371 Primary school 153 (24.6) 35 (22.88) 118 (77.12) 1.79 0.890-3.602 0.102 1.47 0.678-3.190 0.299 Secondary school 81 (13.0) 17 (20.99) 64 (79.01) 2.0 0.903-4.429 0.087 1.68 0.714-3.970 0.217 Above grade 12 49 (7.9) 17 (34.69) 32 (65.30) 1(ref) 1(ref) 1(ref) 1(ref) Fathers’ educational status Unable to read & write 211 (33.9) 41 (19.43) 170 (80.57) 1.98 1.063-3.685 0.031 1.98 1.063-3.685 0.039 Informal education 97 (15.6) 28 (28.87) 69 (71.13) 1.18 0.596-2.323 0.640 1.18 0.596-2.323 0.715 Primary school 146 (23.5) 31 (21.23) 115 (78.77) 1.77 0.921-3.405 0.087 1.77 0.921-3.405 0.105 Secondary school 103 (16.6) 22 (21.36) 81 (78.64) 1.76 0.871-3.544 0.115 1.78 0.871-3.544 0.132 Above grade 12 65 (10.5) 21 (32.31) 44 (67.69) 1(ref) 1(ref) 1(ref) 1(ref)
Note : ref: reference; AOR: adjusted odds ratio; CI: confidence interval; OR: odds ratio.