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Table 1 Comparison of the intervention and control groups, concerning the demographic variables

From: A randomized controlled trial of an educational intervention to promote oral and dental health of patients with type 2 diabetes mellitus

Group
Variable
ControlInterventionP- Value
Frequency (N)Percent (%)Frequency (N)Percent (%)
SexFemale36604066.60.44
Male24402033.4
Health insuranceYes5998.2601000.315
No11.800
Marital statusMarried5896.65998.30.390
Single23.411.7
Education levelElementary school3558.44371.60.019
School diploma18301626.6
College degree711.611.8
Income levellow1118.36100.264
middle420.705185
high711.735