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Table 2 Factors associated with knowledge about HPV infection and vaccine

From: Physician’s knowledge and opinions on human papillomavirus vaccination: a cross-sectional study, Saudi Arabia

Parameter / category

N

Knowledge score

Adequate knowledge (score ≥ 8)

Mean

Median

Range

p-value1

Freq.

%§

p-value2

Gender

 Female

1056

7.86

8

2–9

 

724

68.6

 

 Male

944

7.41

8

2–9

<.001*

516

54.7

<.001*

Nationality

 Saudi

1340

7.50

8

2–9

 

772

57.6

 

 Others

660

7.96

8

2–9

<.001*

468

70.9

<.001*

Age groups

 20–30

352

7.17

7

2–9

 

160

45.5

 

 30–40

608

7.82

8

3–9

 

392

64.5

 

 40–50

508

7.87

8

3–9

 

364

71.7

 

 50–60

420

7.55

8

2–9

 

252

60.0

 

 Above 60

112

7.64

8

3–9

<.001*

72

64.3

<.001*

Marital status

 Single

268

7.39

7

3–9

 

132

49.3

 

 Married

1588

7.69

8

2–9

 

1012

63.7

 

 Widowed

20

8.20

8

7–9

 

16

80.0

 

 Divorced

124

7.68

8

4–9

<.001*

80

64.5

<.001*

Practice level

 Resident

500

7.26

7

2–9

 

240

48.0

 

 Junior

496

7.75

8

3–9

 

332

66.9

 

 Senior

1004

7.80

8

2–9

<.001*

668

66.5

<.001*

Specialty

 Ob/gyn

1172

8.17

9

2–9

 

916

78.2

 

 Non ob/gyn

818

6.92

7

2–9

<.001*

324

39.1

<.001*

Region

 Western

1148

7.54

8

2–9

 

660

57.5

 

 Eastern

308

7.58

8

2–9

 

188

61.0

 

 North

116

7.97

8

6–9

 

72

62.1

 

 South

116

7.37

8

3–9

 

64

53.3

 

 Central

308

8.12

8

2–9

<.001*

256

83.1

<.001*

  1. §Percentages are calculated on the factor categories. Ob/gyn: Obstetrics-gynecology; * statistically significant result (p < 0.05); test used: 1 nonparametric tests (Mann-Whitney U test and Kruskal-Wallis test, as appropriate), 2 chi-square test