Table 3 Relationship between the participants' qualitative characteristics and their oral heath indices (N = 222)

Sex

 < 0.001^¶

 < 0.001^¶

0.002^¶

 Man

23.32 ± 9.85

1.35 ± 0.79

1.23 ± 1.07

 Woman

15.15 ± 10.51

0.75 ± 0.65

0.72 ± 0.90

Marital status*

0.003^¶¶

0.001^¶¶

0.340^¶¶

 Single

23.52 ± 10.03^a

1.42 ± 0.75^a

1.20 ± 0.99

 Divorced/widowed

21.21 ± 10.38^ab

1.15 ± 0.82^ab

1.02 ± 1.01

 Married

17.76 ± 10.99^b

0.85 ± 0.72^b

0.90 ± 1.08

Education*

0.001^¶¶

0.074^¶¶

0.992^¶¶

 0–5 year

23.16 ± 9.97^a

1.22 ± 0.79

1.06 ± 0.86

 6–11 year

20.32 ± 9.97^ab

1.17 ± 0.74

1.03 ± 1.14

 Having a diploma degree or university education

15.67 ± 12.04^b

0.81 ± 0.84

1.03 ± 1.12

Employment status ^*

 < 0.001^¶¶

 < 0.001^¶¶

 < 0.001^¶¶

 Unemployed or having a temporary job

23.67 ± 9.67^a

1.49 ± 0.71^a

1.44 ± 1.04^a

 Having a permanent job

20.67 ± 11.13^a

0.90 ± 0.83^b

0.54 ± 0.86^b

 Homemaker

15.43 ± 10.38^b

0.73 ± 0.65^b

0.73 ± 0.91^b

Route of HIV transmission^*

 < 0.001^¶¶

 < 0.001^¶¶

0.020^¶¶

 Using share syringe by IV-drug abusers

24.08 ± 9.42^a

1.39 ± 0.79^a

1.27 ± 1.07^a

 Sexual contact outside the family

16.48 ± 11.18^b

0.93 ± 0.72^b

0.89 ± 1.06^ab

 Transmission from her/his HIV⁺ spouse

16.35 ± 10.42^b

0.86 ± 0.66^b

0.82 ± 0.82^ab

 Other routs

13.82 ± 10.92^b

0.47 ± 0.63^b

0.34 ± 0.71^b

Smoking cigarette/hookah (up to now)

 < 0.001^¶

 < 0.001^¶

 < 0.001^¶

 Yes

23.91 ± 9.52

1.39 ± 0.78

1.34 ± 1.08

 No

14.04 ± 10.11

0.73 ± 0.64

0.61 ± 0.80

Drinking alcohol (up to now)

0.001^¶

0.017^¶

0.001^¶

 Yes

23.36 ± 10.13

1.32 ± 0.76

1.42 ± 1.11

 No

18.68 ± 10.79

0.99 ± 0.78

0.82 ± 0.93

Addiction to smoked illegal drugs (up to now)

 < 0.001^¶

 < 0.001^¶

 < 0.001^¶

 Yes

24.14 ± 9.63

1.43 ± 0.79

1.36 ± 1.06

 No

15.06 ± 10.11

0.79 ± 0.66

0.69 ± 0.89

Addiction to injected illegal drugs (up to now)

 < 0.001^¶

 < 0.001^¶

 < 0.001^¶

 Yes

24.76 ± 9.39

1.48 ± 0.81

1.42 ± 1.11

 No

16.03 ± 10.33

0.85 ± 0.66

0.75 ± 0.88

History of imprisonment,

 < 0.001^¶

 < 0.001^¶

0.001^¶

 Yes

24.43 ± 9.39

1.42 ± 0.76

1.32 ± 1.10

 No

15.44 ± 10.36

0.83 ± 0.71

0.76 ± 0.90