Table 3

Change in the score for each patient subpopulation (bold: subpopulation with significantly higher improvement; n(preintervention): preintervention questionnaire data number; n(postintervention): postintervention questionnaire data number; data numbers (n) other than ‘number of patients surveyed’ (see table 1) are due to occasional deficiencies in data collection; p values were determined using χ2 test and the Kruskal-Wallis test)

SexMean change (point)Mean change (%)
Male
n(preintervention)=368
n(postintervention)=362
+2.02+8.42
Female
n(preintervention)=502
n(postintervention)=467
+2.10+8.75
P>0.05
AgeMean change (point)Mean change (%)Marital statusMean change (point)Mean change (%)
18–25 years
n(preintervention)=106
n(postintervention)=105
+1.39+5.79Other
n(preintervention)=21
n(postintervention)=15
+1.93+8.04
26–40 years
n(preintervention)=228
n(postintervention)=213
+1.26+5.25Single
n(preintervention)=208
n(postintervention)=190
+1.71+7.13
41–65 years
n(preintervention)=332
n(postintervention)=318
+2.43+10.13Married/long-term relationship n(preintervention)=475
n(postintervention)=473
+1.86+7.75
65-years
n(preintervention)=220
n(postintervention)=202
+2.59+10.79Widowed
n(preintervention)=171
n(postintervention)=156
+2.84+11.83
P<0.001p<0.02
Educational attainmentMean change (point)Mean change (%)Type of settlementMean change (point)Mean change (%)
Primary school
n(preintervention)=61
n(postintervention)=69
+2.43+10.13Villages
n(preintervention)=30
n(postintervention)=30
+0.97+4.04
Vocational school
n(preintervention)=210
n(postintervention)=189
+2.49+10.38Other cities
n(preintervention)=363
n(postintervention)=343
+2.50+10.42
Baccalaureate
n(preintervention)=301
n(postintervention)=292
+2.39+9.96County towns
n(preintervention)=86
n(postintervention)=88
+3.33+13.88
University
n(preintervention)=303
n(postintervention)=266
+1.67+6.96Capital city
n(preintervention)=410
n(postintervention)=385
+1.67+6.96
p=0.02p<0.02