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# Table 1 Articles that misused ANOVA from the current issues of health-related journals published by the African Journals Online

From: Misuse of analysis of variance in African biomedical journals: a call for more vigilance

S. No. | Journal | Dependent variable type | Amount of categorical independent variable | Independence of observation | Post hoc test | ANOVA misuse | References |
---|---|---|---|---|---|---|---|

1 | Afri. J. Clin. Exp. Microbiol | Continuous | 6 | Yes | No | Did not perform ANOVA | Adeyemi et al. (2020) |

2 | Afri. J. Reprod. Health | Continuous | 3 | Yes | Yes | One-way ANOVA | Lee et al. (2020) |

3 | Afri. J. Complement Altern Med | Continuous | 4 | Yes | No | Used t test instead of one-way ANOVA | Iikasha et al. (2019) |

4 | Afri. J. Urology | Continuous | 3 | Yes | No | Authors did not mention the type of ANOVA used | Ahmad et al. (2018) |

5 | Afri. J. Urology | Continuous | 2 | Yes | Yes | Authors did not mention the type of ANOVA used | Ali et al. (2018) |

6 | Alexandria J. Med | Continuous | 3 | Yes | Yes | Authors did not mention the type of ANOVA used | Assaad et al. (2018) |

7 | Alexandria J. Med | Continuous | 4 | Yes | Yes | Authors did not mention the type of ANOVA used | Korany et al. (2018) |

8 | Alexandria J. Med | Continuous | 5 | Yes | No | The authors did not mention the type of ANOVA used | Emara et al. (2018) |

9 | Alexandria J. Med | Continuous | 4 | Yes | Yes | Did not specify the type of ANOVA used | Khowailed et al. (2018) |

10 | Alexandria J. Med | Continuous | 4 | Yes | No | The authors did not mention the type of ANOVA they used and did not use means for ANOVA | Ephraim et al. (2018) |

11 | Alexandria J. Med | Continuous | 4 | Yes | No | The data showed sig among groups without a post hoc analysis | Sherbiny et al. (2018) |

12 | Alexandria J. Med | Continuous | 2 | Yes | No | Mentioned ANOVA though did not perform ANOVA and was not supposed to perform ANOVA | Igbigbi et al. (2018) |

13 | Anat. J. Afri | Continuous | 2 | Yes | No | Mentioned ANOVA though did not perform ANOVA and was not supposed to perform ANOVA | Idenya and Gichangi (2020) |

14 | Arch. Med. Biomed. Res | Continuous | 3 | Yes | No | Mentioned ANOVA test but authors performed chi-square test | David et al. (2018) |

15 | Arch. Med. Biomed. Res | Continuous | 4 | Yes | Yes | Authors did not mention the type of ANOVA used | Akindele et al. (2018) |

16 | Egyptian J. Pediatr. Allergy Immunol | Continuous | 3 | Yes | No | Mentioned ANOVA though did not perform ANOVA and was not supposed to perform ANOVA | Osman et al. (2019) |

17 | Ethiopian J. Heal. Dev | Continuous | 4 | Yes | Presumably yes. But the authors did not mention the post hoc | The type of ANOVA was mentioned | Han et al. (2020) |

18 | IJBAIR | Continuous | 1 | Not available | No | Wrong mention of ANOVA. Authors did not perform ANOVA | Muhammad et al. (2018) |

19 | IJBAIR | Continuous | 5 | Yes | No | Means were not used for the one-way ANOVA | Oise et al. (2018) |

20 | IJHPR | Continuous | 4 | Yes | Yes, presumably. But the authors did not mention the post hoc | The type of ANOVA test was not mentioned | Iyomon et al. (2016) |

21 | J. Med. Biomed. Res | Continuous | 8 | No | The type of ANOVA test was not mentioned | Ehwarieme and Anarado (2017) | |

22 | Nig. J. Physiol. Sci | Continuous | 3 | Yes | No | Authors mentioned ANOVA but used t test | Ogunro et al. (2019) |

23 | Nig. J. Physiol. Sci | Continuous | 4 | Yes | Yes | Did not mention the type of ANOVA | Kunle-Alabi et al. (2019) |

24 | Nig. J. Physiol. Sci | Continuous | 6 | Yes | Yes | Mentioned the use of two-way ANOVA, while the authors used one-way ANOVA | Adeneye et al. (2019) |

25 | Res. J. Heal. Sci | Continuous | 4 | Yes | Yes | Did not mention the type of ANOVA | Sanni et al. (2020) |

26 | Res. J. Heal. Sci | Continuous | 5 | Yes | No | Did not perform ANOVA correctly. The means of each group was not calculated | Uduagbamen et al. (2020) |

27 | TJPR | Continuous | 2 | Yes | No | Did not perform ANOVA and was not supposed to do so but the authors mentioned it | Yuan et al. (2020) |