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Table 3 Urinary specific gravity index for hydration status

From: The role of age in the physiological adaptations and psychological responses in bikini-physique competitor contest preparation: a case series

Index for Hydration Status

Condition

USG Value

Well-hydrated

< 1.010

Minimal dehydration

< 1.010–1.020

Significant dehydration

1.021–1.030

Serious dehydration

> 1.030

  1. Urine Specific Gravity (USG); ≤1.020 is an indication of euhydration status [38]