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. 2017 Feb 8;13(3):31. doi: 10.1007/s11306-017-1164-4

Table 1.

Detail characteristics of training and validation set with a set of corresponding covariates (age, sex, case/control status)

Training set (n = 178) Validation set (n = 70)
Patients (n = 109) Healthy (n = 69) Patients (n = 44) Healthy (n = 26)
Age 64.04 (±11.89) 37.2 (±15.36) 66.22 (±10.42) 43.69 (±17.08)
Sex
Male 80 (73.4%) 24 (34.8%) 32 (72.7%) 11 (42.3%)
Female 29 (26.6%) 45 (65.2%) 12 (27.3%) 15 (57.7%)