# Starting Time Value

Use this feature to specify the first time point to be plotted.

Note: This option becomes active only after the Restrict plots to measurements within a starting time and ending time box is checked, in those reports containing it.

### The Starting Time Value

Because the first values to be plotted are normally measured before the start of the trial (at time equals 0), this value is typically negative. This value specified here indexes the number of days or weeks before the trial starts, depending on your selection for the Time Scale parameter.

Note: All observations taken before the indicated starting time are averaged into one value, which is displayed at the first time.

### To Specify a Starting Time Value:

| 8 | Either enter the desired value in the text field or move the slider to the right or to the left to change the value.

Tip: To change the scale of the slider, right-click on the slider and select
from the pop-up menu. Change the upper or lower boundaries in the that appears, to rescale the slider and click
.

A value of -3 days is specified by default.