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. 2012 Oct 30;5:597. doi: 10.1186/1756-0500-5-597

Table 1.

Overall knowledge, attitude and practice (KAP) scores before and after educational intervention by socio-demographic characteristics among SANG soldiers (Jeddah, 2009)

Characteristics
N (%) mean±SD
Overall KAP score
Post-intervention Median (IQR)
p-value*
    Pre-intervention Median (IQR)    
Overall
400 (100.0%)
16 (6–26)
53 (50–55)
<0.001
Age (mean±SD, years)
30.7±6.1
 
 
 
Age groups
 
P**=0.086
P**=0.107
 
 <25 years
57 (14.3%)
15 (4.5-25.5)
54 (50.5-55)
<0.001
 25-34 years
256 (64.0%)
15 (6–24)
53 (51–54)
<0.001
 35+ years
87 (21.8%)
19 (8–30)
52 (49–54)
<0.001
Educational level
 
P**=0.007
P<0.001
 
 Elementary or lower
83 (20.8%)
14 (5–21)
50 (45–53)
<0.001
 Intermediate
134 (33.5%)
14.5 (6–22.3)
53 (50–55)
<0.001
 Secondary or higher
183 (45.8%)
19 (6–30)
54 (52–55)
<0.001
Marital status
 
P**=0.358
P**=0.284
 
 Single or divorced
86 (21.5%)
14.5 (5–25.3)
52.5 (50–54)
<0.001
 Married
314 (78.5%)
16.5 (6–26)
53 (50–55)
<0.001
Monthly income, amount
 
P**=0.001
P**=0.004
 
 ≤8000 SR
324 (81.0%)
15 (5–24)
53 (50–54)
<0.001
 >8000 SR
76 (19.0%)
20.5 (10.5-31)
54 (52–55)
<0.001
Monthly income, sufficiency
 
P**=0.338
P**=0.228
 
 Sufficient
246 (61.5%)
16 (5–26)
53 (50–55)
<0.001
 Insufficient
154 (38.5%)
17 (7–26.3)
53 (49–54)
<0.001
Type of the job
 
P**=0.005
P**=0.026
 
 Technical
255 (63.8%)
14 (5–24)
53 (49–54)
<0.001
 Administrative
145 (36.2%)
19 (9–28)
53 (51–55)
<0.001
Rank
 
P**=0.026
P**=0.007
 
 Soldier
138 (34.5%)
14 (4.8-23.3)
53 (49–54)
<0.001
 First soldier
126 (31.5%)
15.5 (6–24.3)
52.5 (50–54)
<0.001
 Corporal or higher
136 (34.0%)
19.5 (7.3-29.8)
54 (51–55)
<0.001
Service years (mean±SD)
10.0±6.8
 
 
 
Duration of service groups
 
P**=0.542
P**=0.123
 
 <5 years
102 (25.5%)
15.5 (5–26.3)
53 (51–55)
<0.001
 5-9 years
125 (31.3%)
15 (6–24.5)
53 (51–55)
<0.001
 ≥10 years
173 (43.3%)
18 (6.5-27)
53 (49–54)
<0.001
History of HBV vaccine
 
P**=0.039
P**=0.081
 
 No or don’t know
322 (80.5%)
15 (5–26)
53 (50–54)
<0.001
 Yes 78 (19.5%) 19 (9.8-27.8) 53.5 (51–55) <0.001

N (%), frequency and percentage; Mean±SD, mean and standard deviation; IQR, inter-quartile range; SR, Saudi Riyals.

*Wilcoxon signed rank test ** Mann–Whitney test or Kruskal Wallis test as appropriate.