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Study | Study period | Study site (region) | Study setting | Wards/units | Equipment | Surfaces/air | Study design | Sampling technique | Number of samples | Sample collection method | Total isolate | Culture positive No. (%) |
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Shiferaw et al., 2016 [3] | May to August 2013 | Adama (Oromia) | Adama Hospital Medical College | SW, GW, NICU, and OR | — | Surface and air of the wards | Cross-sectional | Purposive | 78 | Settle plate | 182 | 75 (96.2) |
Darge et al., 2019 [28] | October 2016 to June 2017 | Mekelle (Tigray) | Ayder Comprehensive Specialized Hospital | ICU (adult, pediatric, and neonatal) | Stethoscope, thermometers, sphygmomanometer, mattresses, bedsides, computer, and tables | The surface of the ward | Cross-sectional | Purposive | 130 | Surface swab | 171 | 115 (88.5) |
Hailu et al., 2018 [29] | 15 February to 30 April 2017 | Bahir Dar (Amhara) | Felege Hiwot Referral Hospital | SW, NICU, ICU, OPW, OR, DW, and GW | — | Surfaces of the wards | Cross-sectional | Purposive | 356 | Both | 190 | 141 (39.6) |
Workneh et al., 2019 [4] | February to April 2017 | Bahir Dar (Amhara) | Felege Hiwot Referral Hospital | — | HCW fomites (mobile phones, stethoscope, and white coat) | Surface of the fomites | Cross-sectional | Simple random | 422 | Surface swab | 253 | 243 (57.6) |
Agersew et al., 2015 [39] | April 30 to June 30, 2013 | Gondar (Amhara) | University of Gondar Teaching Hospital | — | Computer keyboards and mice | Surfaces of the fomites | Cross-sectional | Simple random | 206 | Surface swab | 344 | 201 (97.6) |
Bodena et al., 2019 [40] | February to March 2018 | Harar (Harari) | Hiwot Fana Specialized University Hospital | — | HCW fomites (mobile phones) | Surfaces of the fomite | Cross-sectional | Simple random | 226 | Surface swab | 216 | 212 (93.8) |
Mengistu et al., 2018 [41] | July to September 2017 | Hawassa (Sidama) | Hawassa University Comprehensive Specialized Hospital | SW, OR, NICU, OPW, MW, GW, and PW | — | Air of the wards | Cross-sectional | Simple random | 96 | Settle plate | 111 | 41 (42.7) |
Mengistu et al., 2016 [13] | November 2014 to February 2015 | Hawassa (Sidama) | Hawassa University Comprehensive Specialized Hospital | ICU, OR | — | Air of the wards | Cross-sectional | Purposive | 120 | Settle plate | 120 | 41 (34.2) |
Girma et al., 2014 [42] | June 15 to October 21, 2011 | Jimma (Oromia) | Jimma University Specialized Hospital | — | HCW fomites (mobile phones) | Surface of the fomite | Cross-sectional | Simple random | 132 | Surface swab | 112 | 94 (71.2) |
Shiferaw et al., 2013 [24] | May to September 2011 | Jimma (Oromia) | Jimma University Specialized Hospital | — | Stethoscope | Surface of the fomite | Cross-sectional | Simple random | 176 | Surface swab | 256 | 151 (85.8) |
Teshale et al., 2018 [43] | December 1, 2016, to February 30, 2017 | Mizan-Tepi (southern Ethiopia) | Mizan-Tepi University Teaching Hospital | EW, MW, GW, PW, SW, and OR | Stethoscope, thermometer, window handle, door handle, bed surfaces, and wall surfaces | The surface of the fomites | Cross-sectional | Purposive | 201 | Surface swab | 88 | 84 (41.8) |
Solomon et al., 2017 [44] | November 2015 to March 2015 | Wolaita Sodo (southern Ethiopia) | Wolaita Sodo University Teaching and Referral Hospital | GW, ICU, and OR | — | Surfaces of the wards | Cross-sectional | Purposive | 243 | Settle plate | 226 | 195 (80.2) |
Kahsay et al., 2019 [45] | January to February 2017 | Mekelle (Tigray) | Ayder Comprehensive Specialized Hospital | — | Public transport buses | Surface of the buses | Cross-sectional | Purposive | 300 | Surface swab | 66 | 66 (22) |
Gebremariam et al., 2015 [46] | Not specified | Mekelle (Tigray) | Ayder Comprehensive Specialized Hospital | OR | — | Surfaces of the ward | Cross-sectional | Purposive | 168 | Both | 127 | 127 (75.6) |
Asser et al., 2018 [47] | May to June 2018 | Arba Minch (southern Ethiopia) | Arba Minch Hospital | SW, NICU, and PW | Stethoscope, thermometer, mobile phones, door handle, bed surfaces, wall surfaces, and white coats | Surfaces of the fomites | Cross-sectional | Purposive | 99 | Surface swab | 109 | 71 (71.7) |
Shemse et al., 2020 [19] | June to September 2018 | Addis Ababa (central Ethiopia) | Tikur Anbessa Specialized Teaching Hospital | OR, ICU | Ventilator, lobby, bed, suction machine, and sink | Surface and air of the wards | Cross-sectional | Purposive | 164 | Surface swab | 183 | 141 (86) |
Diriba et al., 2014 [48] | May to August 2011 | Hawassa (Sidama) | Hawassa University Comprehensive Specialized Hospital | EW, SW, MW, GW, and PW | — | The surface and air of the wards | Cross-sectional | Purposive | 128 | Settle plate | 153 | 124 (96.9) |
Bethelhem et al., 2018 [49] | Feb 2018 to April 2018 | Addis Ababa (central Ethiopia) | 12 hospitals in Addis Ababa | — | Radiology parts, X-ray, ultrasound, computed tomography, and magnetic resonance imaging | Surface of the fomites | Cross-sectional | Purposive | 178 | Surface swab | 151 | 151 (84.8) |
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