Table 1.

Characteristics of sexually experienced secondary-school adolescent male students who participated in the TeenWeb survey in Nairobi, Kenya

Characteristic	Number*	Percentage
Grade level
Form 1 & 2	96/212	45.3
Forms 3 & 4	116/212	54.7
Marital status
Single	142/214	66.4
Other	72/214	33.6
Religion
Christian	171/198	86.4
Other	27/198	13.6
Socioeconomic status
Low	52/197	26.4
Middle	90/197	45.7
High	55/197	27.9
Condom use
Used condom first vaginal sex	59/196	30.1
Used condom most recent sex	86/168	51.2
Use condom most or all the time	63/188	33.5
Lifetime number of sex partners
2 or more	134/187	71.7
Perceived susceptibility to HIV
Chance of getting HIV = 50% or less	176/201	87.6
Chance of getting HIV > 50%	25/201	12.4
Perceived prevalence of HIV
HIV is a problem in Nairobi	122/208	58.6
Perceived benefits of using condoms
Condoms prevent HIV	85/214	39.7
Condoms prevent pregnancy	166/213	77.9
Perceived barriers to condom use
Condoms often break	99/213	46.5
Condoms difficult to use	27/213	12.7
Condoms too expensive	19/214	8.9
Talking about condoms is embarrassing	34/213	16.0
Buying condoms is embarrassing	54/165	32.7
Age in years, Mean (SE)	16.86	(1.06)
Age in years at first sex, Mean (SE)	12.55	(3.88)

^*Denominators may vary due to missing values,

Abbreviation: SE = standard error