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Table 2 Summary statistics and factor loadings of the IMB model based on confirmatory factor analyses (n = 552)

From: Predictors of consistent condom use based on the Information-Motivation-Behavior Skill (IMB) model among senior high school students in three coastal cities in China

Scales Mean (95% CI) SD* FL
Information    
 Safe sex information (SSI, Range: 0–6) 3.38 (3.26–3.49) 1.40 0.53
 HIV/AIDS information (HAI, Range: 0–12) 7.03 (6.84–7.23) 2.29 0.62
Motivation    
 Perceived susceptibility (PS, Range: 2–10) 6.21 (5.97–6.46) 2.91 0.74
 Attitude to condom usage (ACU, Range: 4–20) 14.40 (14.03–14.78) 4.50 0.77
 Sexual norms (SN, Range: 4–20) 12.25 (11.84–12.66) 4.92 0.63
Behavioral Skills    
 Condom self-efficacy (CSE, Range: 2–8) 5.35 (5.17–5.52) 2.09 0.65
 Self-esteem (SE, Range: 10–40 ) 30.30 (29.72–30.89) 6.97 0.76
Prevention behaviors    
 Consistent condom use (CCU, Range: 1–5) 3.10 (2.99–3.21) 1.31 -
  1. * SD Standard deviation, FL factor loadings, all significant < 0.01.