|-
|[[File:tabstat_factorABC_by(disease)_statistic(n).jpg]]
|''statistic(n)'' (''statistic(count)'' is the same) only counts observations with real values, which only tell non-missing observations
|}
===Summary of ''factorA'', ''factorB'', ''factorC'' based on ''SES''===
{|class="wikitable"
|-
!rowspan="3"|tabstat
|[[File:tabstat_factorABC_by(SES).jpg]]
|
|-
|[[File:tabstat_factorABC_by(SES)_statistic(sum).jpg]]
|factorA,B,C are binary variables so summations of values provide the positivities of factorA,B,C
|-
|[[File:tabstat_factorABC_by(SES)_statistic(n).jpg]]
|''statistic(n)'' (''statistic(count)'' is the same) only counts observations with real values, which only tell non-missing observations
|}