Figure 1: Spread of results for Sample 2 in Table 11 listed according to kit/method
The kit/method is shown on the abscissa and in the legend, the CA 19-9 concentrations on the ordinate.
The values between the lower and upper quartiles (25th-75th centiles) are within the box. The whiskers represent the limits ±1.5 x (75th -25th centile values). Outliers are shown as filled circles. The median is shown by the horizontal line within the box.
The number of participants for each kit/method is given in Table 11.