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 Indian J Med Microbiol  
 

Figure 1: Distribution of study population based on unstimulated salivary flow rate. Friedman test statistic χ2 (2) = 30.632, P = 0.003. Wilcoxon signed rank test (baseline to 1st month) Z = −3.557, P = 0.000. Wilcoxon signed rank test (1st month to 6th month) Z = −2.236, P = 0.025

Figure 1: Distribution of study population based on unstimulated salivary flow rate. Friedman test statistic <i>χ</i><sup>2</sup> (2) = 30.632, <i>P</i> = 0.003. Wilcoxon signed rank test (baseline to 1<sup>st</sup> month) Z = −3.557, <i>P</i> = 0.000. Wilcoxon signed rank test (1<sup>st</sup> month to 6<sup>th</sup> month) Z = −2.236, <i>P</i> = 0.025