Table 3 Characteristics of eligible studies reported on sources of milk contamination
Study | Study year | Region | Study area | Sample type | N | n (%) |
|---|---|---|---|---|---|---|
(Wodaje and Beyene 2021) | 2015/2016 | Oromia | Mojo | Milker hand swab | 15 | 3(20) |
(Wodaje and Beyene 2021) | 2015/2016 | Oromia | Mojo | Milking bucket swab | 15 | 1(6.7) |
(Wodaje and Beyene 2021) | 2015/2016 | Oromia | Mojo | Bulk tank swab | 15 | 2(13.3) |
(Kalayu et al. 2020) | 2014/15 | Tigray | Mekelle | Nasal swab | 71 | 22(31) |
(Regasa et al. 2019) | 2017/18 | Oromia | Mukaturi & Sululta | Milking bucket swab | 30 | 6(20) |
(Regasa et al. 2019) | 2017/18 | Oromia | Mukaturi & Sululta | Milker hand swab | 24 | 6(25) |
(Regasa et al. 2019) | 2017/18 | Oromia | Mukaturi & Sululta | Towel swab | 10 | 1(10) |
(Tsige 2018) | 2017/18 | Oromia | Arsi Negelle | Milker hand swab | 35 | 12(34.3) |
(Tsige 2018) | 2017/18 | Oromia | Arsi Negelle | MCC Container swab | 21 | 5(23.8) |
(Ayele et al. 2017) | 2014/15 | Oromia | Sebeta | Milking bucket swab | 27 | 3(11.1) |
(Ayele et al. 2017) | 2014/15 | Oromia | Sebeta | Milker hand swab | 25 | 8(32) |
(Abunna et al. 2017) | 2014/15 | Oromia | Sebeta | Bulk tank swab | 10 | 2(20) |
(Abunna et al. 2017) | 2014/15 | Oromia | Sebeta | Milking bucket swab | 10 | 2(20) |
(Abunna et al. 2017) | 2014/15 | Oromia | Sebeta | Milker hand swab | 10 | 1(10) |
(Beyene et al. 2017) | 2013/14 | Addis Ababa | Addis Ababa | Milking bucket swab | 8 | 2(25) |
(Beyene et al. 2017) | 2013/14 | Addis Ababa | Addis Ababa | Milker hand swab | 8 | 2(25) |
(Beyene et al. 2017) | 2013/14 | Addis Ababa | Addis Ababa | Bulk tank swab | 8 | 1(12.5) |
(Amenu et al. 2016) | 2015 | SNNPR | Hawassa | Water for cleaning | 79 | 31(39.2) |
(Abunna et al. 2017) | 2014 | Oromia | Asella | Bulk tank swab | 9 | 3(33.3) |
(Abunna et al. 2017) | 2014 | Oromia | Asella | Milker hand swab | 9 | 1(11.1) |
(Abunna et al. 2017) | 2014 | Oromia | Asella | Nasal swab | 9 | 3(33.3) |
(Megersa 2015) | 2014/15 | Oromia | Ambo and Guder | Milking bucket swab | 44 | 4(9) |
(Megersa 2015) | 2014/15 | Oromia | Ambo and Guder | Milker hand swab | 25 | 5(20) |
(Megersa 2015) | 2014/15 | Oromia | Ambo and Guder | Udder swab | 135 | 21(15.6) |