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Table 1 Socio-demographic and sexual characteristics of vaccinated and unvaccinated girls

From: The levels of anti-HPV16/18 and anti-HPV31/33/35/45/52/58 antibodies among AS04-adjuvanted HPV16/18 vaccinated and non-vaccinated Ugandan girls aged 10–16 years

Variable

Vaccinated n = 207

Unvaccinated n = 197

P value

 

n

%

n

%

 

Age

0.001

10-14 years

170

(82.2)

155

(78.7)

 

≥15 years

37

(17.9)

42

(21.3)

 

School Location

0.001

Rural

76

(36.7)

155

(78.7)

 

Urban

130

(63.3)

42

(21.3)

 

Self reported sexually active

0.045

Yes

14

(6.8)

5

(2.5)

 

No

193

(93.2)

192

(97.5)

 

Age group of sexually active: n = 14 vaccinated; unvaccinated n = 5

0.31

10-14 years

11

(78.6)

2

(40)

 

≥15 years

3

(21.4)

3

(60)

 

Age group of first sexual encounter: n = 16 1

0.21

10-14 years

11

(100)

4

(75)

 

≥15 years

0

(0)

1

(25)

 
  1. Socio demographic and sexual characteristics of vaccinated and unvaccinated girls. Mean age for vaccinated and unvaccinated girls was 13.1 yrs (SD 1.5; range 10–16 years) and 13.6 yrs (SD 1.3; range 10–16 years) (p <0.001), respectively.
  2. Overall 19/385 (4.9%) girls self reported engaging in penetrative sexual activity. Fourteen girls (14/207; 6.8%) were vaccinated girls while 5/197 (2.5%) were unvaccinated girls. Median age of sexual debut was 11 years (range 6–13); vaccinated 10.9 years while unvaccinated 12.5 years. There was significant difference in sexual activity between the girls who were vaccinated and unvaccinated (p < 0.001).
  3. 1Data on age of first sexual encounter for 3 girls is missing.