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. 2015 Apr 1;7:10.3402/jom.v7.27182. doi: 10.3402/jom.v7.27182

Table 2.

Descriptive statistics for maternal DMFS by S. mutans status

S. mutans N Mean Std Dev Median Min Max P
No 17 16.00 12.00 12.00 2.00 40.00 0.0125
Yes 22 30.59 19.10 29.00 1.00 87.00

This is a summary of the comparison of maternal DMFS by S. mutans status. P-value is the significance probability associated with Wilcoxon Rank-Sum test. There is statistically significant evidence of a difference in groups.