Scottish Health Survey 2015 - volume 1: main report

Findings and trends of the Scottish Health Survey 2015, providing information on the health of people living in Scotland.

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Table 6.7 Urinary sodium (Na), potassium (K) and creatinine (Cre), Na/Cre ratio, K/Cre ratio, 2014/2015, by age and sex

Aged 16 and over with a valid urine sample 2014/2015 combined
Urinary sodium, potassium, creatinine (mmol/l) Age Total
16-44 45-64 65+
% % % %
Men
Sodium (mmol/l)
Mean 117.6 105.6 96.0 109.2
Standard error of the mean 4.68 3.54 3.12 2.56
5th percentile 27 30 31 28
10th percentile 36 40 38 37
Median 121 98 92 103
90th percentile 197 178 160 184
95th percentile 220 204 184 211
Potassium (mmol/l)
Mean 59.2 60.7 57.4 59.3
Standard error of the mean 1.91 1.71 1.71 1.08
5th percentile 14 16 17 15
10th percentile 23 27 26 24
Median 55 57 55 56
90th percentile 101 101 90 101
95th percentile 101 101 101 101
Creatinine (mmol/l)
Mean 12.6 10.7 9.7 11.4
Standard error of the mean 0.50 0.40 0.44 0.26
5th percentile 2.4 2.4 1.9 2.3
10th percentile 3.5 3.1 3.1 3.3
Median 12.3 9.5 9.3 10.8
90th percentile 20.3 18.0 16.6 19.4
95th percentile 25.1 20.9 19.7 22.4
Na/Cre ratio
Mean 11.4 11.9 13.0 11.9
Standard error of the mean 0.42 0.46 0.77 0.28
5th percentile 2.9 3.4 2.6 3.2
10th percentile 4.4 4.8 4.7 4.6
Median 9.9 10.4 10.7 10.4
90th percentile 20.3 20.4 23.5 20.6
95th percentile 23.3 24.1 31.0 24.5
K/Cre ratio
Mean 5.5 6.6 6.8 6.1
Standard error of the mean 0.23 0.21 0.21 0.14
5th percentile 2.3 3.1 3.4 2.5
10th percentile 2.6 3.6 3.9 3.0
Median 4.9 6.3 6.3 5.6
90th percentile 9.1 9.9 10.0 9.6
95th percentile 10.9 12.2 11.5 11.5
Women
Sodium (mmol/l)
Mean 105.6 87.0 75.9 92.5
Standard error of the mean 3.78 3.19 2.32 2.10
5th percentile 23 19 23 22
10th percentile 32 29 34 30
Median 94 80 71 84
90th percentile 186 154 127 174
95th percentile 220 182 144 194
Potassium (mmol/l)
Mean 56.5 54.0 52.0 54.6
Standard error of the mean 1.72 1.73 1.78 0.98
5th percentile 12 15 16 15
10th percentile 20 22 20 20
Median 53 51 48 51
90th percentile 101 101 92 101
95th percentile 101 101 99 101
Creatinine (mmol/l)
Mean 9.6 8.0 7.5 8.6
Standard error of the mean 0.33 0.35 0.37 0.20
5th percentile 1.9 1.6 1.7 1.8
10th percentile 2.7 2.2 2.1 2.4
Median 9.0 7.0 6.4 7.6
90th percentile 17.7 15.7 13.9 16.2
95th percentile 22.1 19.3 17.6 19.7
Na/Cre ratio
Mean 13.6 14.0 15.5 14.2
Standard error of the mean 0.48 0.46 1.15 0.37
5th percentile 3.5 3.5 3.2 3.5
10th percentile 4.9 5.5 4.0 4.6
Median 12.0 12.3 11.8 12.1
90th percentile 23.6 25.2 28.6 25.0
95th percentile 28.4 28.5 34.7 29.7
K/Cre ratio
Mean 6.8 8.2 8.5 7.7
Standard error of the mean 0.17 0.25 0.27 0.13
5th percentile 2.8 3.6 3.5 3.1
10th percentile 3.3 4.1 4.3 3.9
Median 6.3 7.5 7.5 6.9
90th percentile 10.3 12.7 14.4 12.3
95th percentile 12.9 15.0 17.5 14.4
All adults
Sodium (mmol/l)
Mean 111.5 96.0 84.8 100.5
Standard error of the mean 3.38 2.33 1.85 1.82
5th percentile 23 24 24 24
10th percentile 35 33 35 34
Median 104 90 80 93
90th percentile 195 165 141 180
95th percentile 220 190 164 204
Potassium (mmol/l)
Mean 57.8 57.2 54.4 56.9
Standard error of the mean 1.37 1.24 1.33 0.80
5th percentile 13 16 17 15
10th percentile 21 22 22 21
Median 54 55 51 54
90th percentile 101 101 92 101
95th percentile 101 101 100 101
Creatinine (mmol/l)
Mean 11.1 9.3 8.5 9.9
Standard error of the mean 0.32 0.28 0.31 0.18
5th percentile 2.1 2.0 1.8 2.0
10th percentile 2.9 2.4 2.2 2.6
Median 10.6 8.4 7.8 9.0
90th percentile 19.6 17.0 15.7 17.9
95th percentile 22.8 19.7 19.5 20.9
Na/Cre ratio
Mean 12.6 13.0 14.4 13.1
Standard error of the mean 0.33 0.31 0.79 0.25
5th percentile 3.3 3.4 3.1 3.3
10th percentile 4.7 4.9 4.2 4.6
Median 11.0 11.6 11.3 11.2
90th percentile 21.8 23.2 26.0 22.9
95th percentile 25.6 27.1 32.1 27.5
K/Cre ratio
Mean 6.2 7.4 7.7 6.9
Standard error of the mean 0.15 0.18 0.20 0.11
5th percentile 2.5 3.3 3.5 2.7
10th percentile 2.9 3.9 4.0 3.3
Median 5.7 6.8 6.9 6.3
90th percentile 9.8 11.4 12.4 11.1
95th percentile 12.0 13.9 15.8 13.6
Bases (weighted):
Men 412 304 178 894
Women 424 327 224 976
All adults 836 631 402 1869
Bases (unweighted):
Men 298 292 231 821
Women 408 362 280 1050
All adults 706 654 511 1871

Contact

Email: Julie Landsberg, julie.landsberg@gov.scot

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