Evidence table 4

Outcomes in studies addressing Key Question 1a, impact of CHI applications on health care processes

Author, YearOutcomeControl InterventionnMeasure at BLMeasure at final time pointratios at time pointsSignificance
Asthma
Bartholomew, 20001Control: Usual care63
Intervention
Watch, Discover, Think and Act (An Interactive multimedia application on CD-ROM)
70
Guendelman, 20022Health and quality of life and process evaluationControl: participants used an asthma diary66Limitation in activity No:19 (28)
Yes: 49 (72)
Peak flow measurement ever: No 12 (18)
Yes 20 (29)
Missing data: 36 (53)
Coughing No7(10)
Yes 61(90)
Trouble sleeping
No
Yes
Limitation in activity
No:32 (53)
Yes: 28(47)
Peak flow measurement
No 27(40)
Yes 26 (38)
Missing data 36 (53)
Coughing No21(35)
Yes39(65)
Trouble sleeping
No
Yes
.03
Intervention: Health Buddy(is a personal and interactive communication device)68Limitation in activity
No: 22 (33)
Yes:44 (67)
Peak flow measurement ever No 14 (21)
Yes 22(33)
Missing data 30 (45)
Coughing No10(15)
Yes56(85)
Trouble sleeping
No
Yes
Limitation in activity No: 42 (68)
Yes:20(32)
Peak flow measurement ever No 38 (58)
Yes 19(29)
Missing data 09 (14)
Coughing No23(37)
Yes39(63)
Trouble sleeping
No
Yes
0.52.03
Jan, 20073Monitoring adherenceControl71Mean, 85.612 week
mean, 93.5
Asthma education and an interactive asthma monitoring system82Mean, 83.512 week
mean, 99.7
Therapeutic adherenceControl15
Asthma education and an interactive asthma monitoring system23
Adherence to daily diary entryControl71Mean, 93.212 week
mean, 53.4
Asthma education and an interactive asthma monitoring system82Mean, 9612 week
mean, 82.5
Therapeutic adherence:
DPI or MDI plus spacer technique score
Control71Mean, 80.312 week
mean, 93.4
Asthma education and an interactive asthma monitoring system82Mean, 82.112 week
mean, 96.5
Peak flow meter technique scoreControl97Mean, 82.312 week
mean, 42.1
Asthma education and an interactive asthma monitoring system99Mean, 83.512 week
mean, 63.2
Krishna, 20034Days of quick relief medicineControl44Mean, 90.7
SD, 114.8
12 months
mean, 41
SD, 82
Internet-enabled asthma education program4212 months
mean, 26.3
SD, 56.6
Urgent physician visitControl44Mean, 6.4
SD, 10.5
12 months
mean, 1.3
SD, 2.2
Internet-enabled asthma education program42Mean, 6.6
SD, 10.5
12 months
mean, 0.8
SD, 1.5
Emergency room visitControl44Mean, 1.2
SD, 2.8
12 months
mean, 0.6
SD, 1.1
Internet-enabled asthma education program42Mean, 2
SD, 4.2
12 months
mean, 0.1
SD, 0.4
Daily dose of inhaled corticosteroidsControl44Mean, 350.53
SD, 649.61
12 months
mean, 753.88
SD, 706.94
Internet-enabled asthma education program42Mean, 353.09
SD, 615.83
12 months
mean, 433.51
SD, 569.13
Use of contraception
Chewning, 19995Oral contraceptive efficacy ChicagoControlNAInitial visit
mean, 11.26
SD, 15.93
1 yr
mean, 6.38
SD, 13.45
NS
Computerized decision aidNAInitial visit
mean, 4.59
SD, 9.2
1 yr
mean, 5.66
SD, 8.45
Oral contraceptive efficacy MadisonControlNAInitial visit
mean, 4.8
SD, 5.58
1 yr
mean, 4.83
SD, 9.15
NS
Computerized decision aidNAInitial visit
mean, 2.09
SD, 2.2
1 yr
mean, 4
SD, 8.26

NA= Not applicable, NS= Not Significant, Yr = year, BL = baseline, SD = standard deviation

Reference List

1

Bartholomew LK, Gold RS, Parcel GS et al. Watch, Discover, Think, and Act: Evaluation of computer-assisted instruction to improve asthma self-management in inner-city children. 2000; 39(2–3):269–80.

2

Guendelman S, Meade K, Benson M, Chen YQ, Samuels S. Improving asthma outcomes and self-management behaviors of inner-city children: A randomized trial of the Health Buddy interactive device and an asthma diary. 2002; 156(2):114–20.

3

Jan RL, Wang JY, Huang MC, Tseng SM, Su HJ, Liu LF. An internet-based interactive telemonitoring system for improving childhood asthma outcomes in Taiwan. Telemed J E Health 2007; 13(3):257–68.

4

Krishna S, Francisco BD, Balas EA, Konig P, Graff GR, Madsen RW. Internet-enabled interactive multimedia asthma education program: a randomized trial. Pediatrics 2003; 111(3):503–10.

5

Chewning B, Mosena P, Wilson D et al. Evaluation of a computerized contraceptive decision aid for adolescent patients. Patient Educ Couns 1999; 38(3):227–39.

From: Appendix G

Cover of Impact of Consumer Health Informatics Applications
Impact of Consumer Health Informatics Applications.
Evidence Reports/Technology Assessments, No. 188.
Gibbons MC, Wilson RF, Samal L, et al.

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