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Table 2 Quality of the included studies

From: Prevalence of and risk factors for severe malaria caused by Plasmodium and dengue virus co-infection: a systematic review and meta-analysis

No. Author, year, reference number Selection Compatibility Exposure Total score (9) Rating (High, moderate, low quality)
Is the case definition adequate? Representativeness of the cases Selection of controls Definition of controls Ascertainment of exposure Same method of ascertainment for cases and controls Non-response rate
1. Ahmad et al., 2016, [25]    ✵✵ 7 High
2 Ahmad et al., 2019, [30]    ✵✵ 7 High
3. Assir et al., 2014, [26]    ✵✵ 7 High
4. Barua and Gill, 2016, [27]    ✵✵ 7 High
5. Carme et al., 2009, [28]    6 Adequate
6. Epelboin et al., 2012, [11]    ✵✵ 7 High
7. Halsey et al., 2016, [29]    ✵✵ 7 High
8. Kamath et al., 2019, [31]    6 Adequate
9. Magalhaes et al., 2012, [13]    6 Adequate
10. Magalhaes et al., 2014, [14]    ✵✵ 7 High
11. Mohapatra et al., 2012, [15]    ✵✵ 7 High
12. Sonkar et al., 2019, [32]    6 Adequate
13. Verma et al., 2016, [33]    ✵✵ 7 High
  1. ✵ A star rating