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Table 1 Age- and gender-specific normal GFR reference ranges based on measured GFRs from 2974 prospective living kidney donors

From: Glomerular filtration rate: new age- and gender- specific reference ranges and thresholds for living kidney donation

Agea Measured GFRb
Male Female
Lower limit Mean Upper limit Lower limit Mean Upper limit
20–34 74 100 127 72 99 125
35 73 100 126 72 99 125
40 70 96 123 68 95 121
45 67 93 119 64 91 117
50 63 90 116 60 87 114
55 60 86 113 56 83 110
60 57 83 110 52 79 106
65 53 80 106 48 75 102
70 50 77 103 44 71 98
75 47 73 100 40 67 94
80 43 70 97 36 63 90
  1. GFR Glomerular filtration rate
  2. ayears
  3. bmL/min/1.73m2