Table 3. Regression coefficients and p values for an ITS regression model with tapstand FRC as the outcome variable.

Variable	Coefficient	P value
Time from start of study (July)	−0.00041	0.73
Time from start of SWOT intervention (October)	0.0020	0.27
Network 3	0.20	0.14
Network 8	−0.35	0.045
Network 9	0.024	0.84
Network 10	−0.35	0.025

Bolded variables were significant at a p value of 0.05.

FRC, free residual chlorine; ITS, interrupted time series; SWOT, Safe Water Optimization Tool.