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. Author manuscript; available in PMC: 2009 Oct 14.
Published in final edited form as: AIDS Educ Prev. 2007 Dec;19(6):479–488. doi: 10.1521/aeap.2007.19.6.479

TABLE 2.

Baseline Characteristics of Study Participants, by Arm

Characteristic Control (n = 93) Intervention (n = 111) Statistical Test Results p
Demographic data
 Age, mean (SD) 12.45(1.21) 12.42(1.11) t202 = .17 ns
 Ethnic-racial affiliation (%) χ23 = 7.26 ns
  Hispanic 30 28
  Non–Hispanic Black 51 57
  Non–Hispanic White or other 1 6
  Not reported 18 9
Sexual behavior dataa
 Sexually initiated (%) 7 5 χ21 = .38 ns
 Age of initiation, mean (SD) 12.17(1.60) 13.40(.55) t11 = −1.63 ns
 Number of lifetime partners (%) χ21 = .75 ns
  1 person 83 60
  2–3 people 17 40
 Frequency of intercourse (%) χ22 = 3.44 ns
  Once a month 83 60
  2–4 times a month 40
  3 or more times a week 17
 Frequency of condom use (%) χ21 = .02 ns
  Always 83 80
  More than half of the time 17 20
 Condom use last intercourse (%)a 83 100 χ21 = .92 ns
 Number partners (%)b χ22 = .11 ns
  None 33 40
  1 person 50 40
  2–3 people 17 20
 Frequency of intercourse %)b χ22 = .24 ns
  Have not had sex 34 40
  1 time 33 40
  2 times 33 20
 Frequency of condom use (%)b χ23 = 2.26 ns
  Have not had sex 33 20
  Always 50 60
  More than half of the time 17
  Never 20
ARRM outcomes (Mean (SD))
 HIV/AIDS knowledge 7.31 (2.17) 6.69(2.70) t202 = 1.81 ns
 Perceived vulnerability to HIV 2.76(.69) 2.61(.73) t202 = 1.52 ns
 Efficacy of condoms 10.48(2.56) 10.43(2.72) t202 = −.14 ns
 Enjoyment of condoms 16.65(2.40) 16.79(2.69) t202 = −.41 ns
 Efficacy of abstinence 7.47(1.86) 6.96(2.12) t202 = 1.81 ns
 Enjoyment of abstinence 20.00(3.03) 19.43(3.69) t202 = 1.19 ns
 Partner norms 7.65(1.82) 7.59(2.08)
 Self–efficacy for low–risk activities 12.13(3.36) 12.42(3.02) t202 = −.66 ns
 Sexual communication 5.21(2.51) 5.33(2.45) t202 = −.37 ns
 Sexual assertiveness 1.90(.74) 1.72(.64) t202 = 1.85 ns

Note. NS = not statistically significant (i.e., p > .05).

a

Analyses based on data provided by sexually initiated girls (n = 11).

b

Behavior measured over the past two months.