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Table 2 Extraction for fluoride concentration of ground drinking waters in Ethiopian rift valley

From: Fluoride concentration in ground water and prevalence of dental fluorosis in Ethiopian Rift Valley: systematic review and meta-analysis

Author Ref [F] in ground water (mg/l) Daily Water Consumption (L/d) F− intake (mg/kg bw/day)
Sample Range Mean + SD Range Mean + SD Range Mean + SD
T. Rango et al. [12], 2014 94 1.1–18 8.5 ± 4.1 0.33–2.7 1.2 ± 0.4 0.19–0.37 0.23 ± 0.2
T. Rango et al. [7], 2012 112 7.8–18 10 ± 40 0.5–3.0 1.2 +  0.34 0.15–0.60 0.36+  0.18
T. Rango et al. [11], 2017 27 0.6–15 6.5 + 4.2 0.3–5.0 1.5+  0.7 0.005–0.94 0.2 ± 0.16
Wondwossen F., et al. [14], 2004 30 0.3–14 6.6 +  3.13
Tekle-Haimanot R,. et.al [20], 2005 26 1.5–36 10.0 + 7.8
Tenalem Ayenew [22], 2008 51 0.1–75 4.94 +  1.16
Christopher J. et.al [23], 2018 47 4.8–5.2 5.0+  3.45
Muhammed Haji,et al. [18], 2018 29 0.5–5.6 2.5 +  1.29
Tesfaw A, Feleke Z [10], 2011 16 3.2–4.19 4.16 + 2.31 0.25–3.21 1.6 + 0.17 0.25–0.31 0.28+  0.03
Redda, Gebeyehu H [24], 2014 22 2.2–18.5 9.2 + 4.90
Aweke K.,et al. [19], 2016 60 2.6–6.5 4.6+ 1.90