Table 4.

Precision of plasma NMR with replication of NMR measurements

n/subjectVariance of the mean of n replicatesReliabilityVariance inflation relative to n = 2Variance inflation relative to n = 3
A. All subjects
10.0800.851.081.11
20.0740.921.001.03
30.0720.940.971.00
40.0710.960.960.99
100.0690.980.940.96
0.0681.000.920.94
B. Outliers removed
10.0390.701.181.25
20.0330.821.001.06
30.0310.870.941.00
40.0300.900.910.97
100.0290.960.860.91
0.0271.000.820.87

NOTE: n, number of replicate measurements per subject; variance of the mean of n replicates, variancebetween-subjects + variancewithin-subjects/n; Reliability, variancebetween-subjects/total variance; variance inflation of x relative to y, variance of x replicates/variance of y replicates.