Sexual risk among Colombian adolescents: knowledge, attitudes, normative beliefs, perceived control, intention, and sexual behavior

Table 4 Mediating effect of the condom use intention in the relationship between the precursors (knowledge, attitudes, normative beliefs, and perceived control) and using a condom in sexual relations

	Effect of the precursor on condom use intention^d			Effect of condom use intention in condom use			Indirect effect of condom use intention on the relationship between the precursors and condom use
Precursors of condom use intention	Path α ^a (SE)	95% CI	p	Path β ^b (SE)	95% CI	p	ACI^c
Knowledge on HIV and STIs^e	.01 (.01)	−.004, .03	.12	6.13 (1.20)	3.77, 8.49	≤ .001	.09 [−.03, .25]
Attitude towards condom use^f	.13 (.02)	.08, .17	≤ .001	4.04 (1.19)	1.69, 6.40	≤ .001	.53 [.16, 1.01]
Normative beliefs on condom use^g	.13 (.06)	.002, .25	.04	6.10 (1.22)	3.69, 8.51	≤ .001	.79 [.04, 1.63]
Perceived control on condom use^h	.09 (.02)	.04, .14	≤ .001	5.12 (1.19)	2.79, 7.46	≤ .001	.48 [.13, .98]

ACI = Asymmetric confidence intervals according to the bootstrapping procedure with 5000 repetitions. The mediation analyzes were adjusted by gender, age and educational center
Statistically significant coefficients are indicated in bold
^aEffect of each precursor in the condom use intention in sexual relationships
^bEffect of condom use intention in the self-reported condom use (percentage of use)
^cEffect of precursors on the behavior mediated by condom use intention (X - M- Y)
^dSingle item “I will use a condom if I have sex involving penetration” of the Colombian version of the HIV-AS
^eTotal score of the Colombian version of the Knowledge Scale on HIV and other STIs (ECI)
^fSubscale attitudes toward the use of condoms of the Colombian version of the scale of attitudes toward aspects of HIV/AIDS
^gSingle item: “How often do you think your peers use condoms in their sexual relationships?” (Always, Almost always, Sometimes or Never)
^hSingle item: “I am able to use a condom” (from Not capable at all to Very capable)