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Table 2 Pilot study compliance and 12-month primary and secondary outcomes

From: Pilot study of a randomized trial to evaluate a Web-based intervention targeting adolescents presenting to the emergency department with acute asthma

  Treatment (n = 65) Control (n = 56) Odds ratio (95% CI)
Study compliance
 Completed >3 sessions, % (n) 66.2 (43) 62.5 (35)   
 Completed 6-month survey, % (n) 60.0 (39) 53.6 (30)   
 Completed 12-month survey, % (n) 92.3 (60) 85.7 (48)   
Primary outcome: utilizationa
>1 ED visit/hospitalization in follow-up year, % (n) 33.8 (22) 46.4 (26) 0.53 (0.24–1.15)
Secondary outcomes
 Change of ACT score from baseline, median (range) 2 (24) 2 (20)   
 Functional statusb in the last 30 days
   >2 symptom days/week over 30 days
   Yes, % (n) 25.9 (15) 28.3 (13) 0.87 (0.36–2.11)
   No, % (n) 74.1 (43) 71.7 (33)   
  >2 school days missed/30 days (any reason)
   Yes, % (n) 9.6 (5) 5.3 (2) 1.85 (0.33–10.34)
   No, % (n) 90.4 (47) 94.7 (36)   
  >2 school or work days missed/30 days (asthma)
   Yes, % (n) 9.5 (4) 0 (0) Not calculated
   No, % (n) 90.5 (38) 100 (29)   
 ASRDI at 12 months, mean (sd) 3.1 (1.2) 2.7 (1.2)   
 Targeted behaviors, % (n)
  Among patients reporting controller medication at session 1
   Adherent >5 days of the past 7 days, % (n) 62.1 (18) 50 (5) 1.62 (0.38–6.93)
  Among patients reporting rescue inhaler at session 1
   Rescue inhaler available >5 days/7 days, % (n) 54.5 (24) 70.4 (19) 0.50 (0.18–1.36)
  1. ACT Asthma Control Test [15], ASRDI Asthma Self-Regulatory Development Interview, self-report [8]
  2. aElectronic health record abstraction
  3. bAdjusted by baseline ACT score