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Table 1 Comparison of mean serum ferritin values and iron depletion levels in female athletes

From: Iron and the female athlete: a review of dietary treatment methods for improving iron status and exercise performance

Reference Study design Participants Mean sFer (μg/L) Cut-off value (μg/L) Prevalence of iron stores depletion
Pate et al. [34] Cross-sectional Distance runners (n = 111) 26 ± 21 <20 50 %
Spodaryk et al. [35] Cross-sectional Various sports athletes (n = 40) 40 ± 11 <20 20 %
Sinclair and Hinton [37] Cross-sectional Physically active females (n = 72) 27 ± 28 <16 29 %
Gropper et al. [30] Cross-sectional Cross-country runners (n = 9) 38 ± 38 <12 22 %
Di Santolo et al. [38] Cross-sectional Various sports athletes (n = 70) 24 ± 17 <12 27 %
Ostojic & Ahmetovic [39] Cross-sectional Distance runners (n = 15) 27 ± 12 <12 20 %
Woolf et al. [36] Cross-sectional Highly active females (n = 28) 32 ± 28 <12 21 %
Milic et al. [40] Cross-sectional Various sports athletes (n = 359) 41 ± 22 <22 18 %
Koehler et al. [33] Cross-sectional Various sports athletes (n = 97) 35 ± 22 <35 57 %
DellaValle & Haas [41] Cross-sectional Rowers (n = 165) NR <20 27 %
Auersperfer et al. [44] Longitudinal observation Distance runners (n = 14) NR <20 50 %
Alaunyte et al. [1] Intervention Distance runners (n = 11) 30 ± 21 <12 36 %
  1. Key: NR the mean value for sFer for the whole sample was not reported