| Sample ID | Method X | Method Y | ||||
|---|---|---|---|---|---|---|
| Rep 1 | Rep 2 | Rep 3 | Rep 1 | Rep 2 | Rep 3 | |
| RM ID | Position | Method X | Method Y | ||||
|---|---|---|---|---|---|---|---|
| Rep 1 | Rep 2 | Rep 3 | Rep 1 | Rep 2 | Rep 3 | ||
| RM ID | Position | Method X (Ln) | Method Y (Ln) | ||||
|---|---|---|---|---|---|---|---|
| Rep 1 | Rep 2 | Rep 3 | Rep 1 | Rep 2 | Rep 3 | ||
| RM ID | Position | MP x | MP y | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Statistics | value | Mean | SD | Statistics | value | ||
| Summary | ln(concentration) | MP y | Difference ln(conc) BRM (y-x) |
From Raw_data Mean conc (x+y)/2 |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MeanTot | sPos-mean(x) | F | sPos | se | MeanTot | sPos-mean(y) | F | sPos | se | |||
| Sample ID | Method X (Ln) | Method Y (Ln) | SD ln(X) | SD ln(Y) | Mean(X) | Mean(Y) | Mean(X,Y) | Bi = ln(Y)-ln(X) | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rep 1 | Rep 2 | Rep 3 | Rep 1 | Rep 2 | Rep 3 | |||||||
| Sample ID | SD ln(X) | SD ln(Y) | Mean(X) | Mean(Y) | Mean(X,Y) | Bi = ln(Y)-ln(X) | Sum of Squared Differences | Moving average of Bi |
|---|
| 计算公式 | 解读 | 符号 | 值 |
|---|---|---|---|
| Mean(Bi) | 两种方法测量结果的系统偏差 | BCS | - |
| SQRT(SUMSQ(SD ln(X))/n) | X方法测量的离散程度(重复测量的变异性) | sx | - |
| SQRT(SUMSQ(SD ln(Y))/n) | Y方法测量的离散程度(重复测量的变异性) | sy | - |
| SQRT((sx2 + sy2)/3) | 两种方法测量结果的综合变异性 | sE | - |
| STDEV(Bi) | 系统偏差的波动程度 | sB | - |
| SQRT(Mean(Sum of Squared Differences)/2) | 相邻样本间系统偏差的变化程度 | sMSSD | - |
| (sMSSD/sB)2 | 用于判断系统偏差是否存在趋势性变化 | Q | - |
| (sMSSD/sE)2 | 用于判断样品特异性效应是否显著 | F | - |
| SD for sample specific effects based on sMSSD | 基于相邻样本差异估计的样品特异性效应大小 | sd | - |
| SD for sample specific effects based on sB (no trend) | 基于总体变异估计的样品特异性效应大小 | sd | - |
| Q统计量5%显著性水平的临界值 | Q值小于此值说明趋势性变化显著(95%置信度) | cri val 5% | - |
| Q统计量1%显著性水平的临界值 | Q值小于此值说明趋势性变化显著(99%置信度) | cri val 1% | - |
| F统计量5%显著性水平的临界值 | F值大于此值说明样品特异性效应显著(95%置信度) | cri val 5% | - |
| F统计量1%显著性水平的临界值 | F值大于此值说明样品特异性效应显著(99%置信度) | cri val 1% | - |