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. 2010 Nov 29;8:145. doi: 10.1186/1477-7827-8-145

Table 3.

Human female serum FSH (IU/L): assay summary statistics after long term (median 2 years) storage at -25 degrees C

Labstorage time Mean (SD) Median (SE) Min, Max Q25, Q75
Lab A0 13.33 (5.02) 12.70 (1.30) 5.90, 22.60 9.75, 15.40
Lab B1-3 years 9.53 (3.27) 9.00 (0.84) 5.00, 16.20 7.95, 11.25
Lab C1-3 years 10.27 (4.26) 10.60 (1.10) 3.80, 20.20 7.69, 11.25

n = 15 samples

SD standard deviation, SE standard error, MIN minimum value, MAX maximum value, Q25 25th percentile, Q75 75th percentile.