TABLE 1

Characteristics of Studies in Meta-analysis

StudyYearJournalNMean Age, Mean ± SDFemale Patients, %Ethnic Minority, %Duration, Mean ± SDA1c MeanAdherence MeasureStrength of Association (r)
Auslander et al311997Diabetes Care14612.7 ± 3.549.334.94.6 ± 3.29.1 ± 1.6aSurvey−0.33
Berg et al322008Diabetes Care18512.5 ± 1.553.06.04.8 ± 3.08.3 ± 1.4Survey−0.20
Chisholm et al232007Journal of Advanced Nursing656.6 ± 1.735.4NR1.7 ± 1.88.0 ± 1.2Survey0.22b
Davis et al332001Journal of Pediatric Psychology557.5 ± 1.956.045.02.7 ± 2.08.7 ± 1.5cSurvey−0.20
Dorchy et al491997Diabetes Care14411.8 ± 3.749.0NR4.0 ± 3.06.6 ± 1.2Meter−0.21
Ellis et al342007Journal of Pediatric Psychology9914.8 ± 1.748.046.05.7 ± 4.29.1 ± 2.2Survey−0.29
Garrison et al351990Journal of Child Psychology and Psychiatry356.6 ± 2.145.711.73.1 ± 2.39.0 ± 1.8Survey−0.46
Greening et al362007Journal of Pediatric Psychology11112.3 ± 3.755.064.04.4 ± 3.39.3 ± 2.2Survey−0.16
Hanson et al371996Journal of Pediatric Psychology28812.5 ± 3.752.015.55.2 ± 3.59.0 ± 2.1Survey−0.37
Iannotti et al382006Diabetes Care14614.8 ± 2.055.018.58.38.7 ± 1.6Survey−0.36
Kaufman et al391999Pediatrics36011.6 ± 4.8NR45.7a4.3 ± 3.7d8.5 ± 1.7aSurvey−0.34
La Greca et al401990Child Health Care4010.8 ± 1.345.0NR5.6 ± 2.912.2 ± 2.7cSurvey0.30
Lewandowski et al412007Journal of Pediatric Psychology5114.7 ± 1.253.09.86.3 ± 4.28.9 ± 2.0Meter−0.09
Lewin et al422006Journal of Pediatric Psychology10913.7 ± 2.551.422.05.8 ± 3.58.7 ± 1.7Survey−0.47
Miller and Drotar442007Journal of Pediatric Psychology6313.3 ± 1.846.013.05.8 ± 3.68.6 ± 1.4Meter−0.36
Miller and Drotar432003Journal of Pediatric Psychology8213.9 ± 1.945.17.35.6 ± 3.210.5 ± 2.3Meter−0.17
Naar-King et al452006Journal of Pediatric Psychology11913.3 ± 1.949.074.04.9 ± 3.111.4 ± 2.3Survey−0.01
Reid et al461994Journal of Developmental and Behavioral Pediatrics5613.0 ± 3.050.05.05.4 ± 2.78.3 ± 2.1Survey−0.43
Stewart et al482005Child Health Care11113.5 ± 1.760.022.04.5 ± 3.18.5 ± 1.7Survey−0.36
Wiebe et al472005Journal of Pediatric Psychology12712.8 ± 1.748.03.04.5 ± 2.98.9 ± 1.5Survey−0.35
Wysocki171996Diabetes Care10012.3 ± 3.159.014.05.2 ± 3.111.1 ± 2.1Survey−0.21b
  • NR indicates not reported.

  • a Mean ± SD was calculated by weighting subsamples presented in the study.

  • b Value was obtained from author.

  • c Mean ± SD is presented as GHb (Davis et al33) or HbA1 (LaGreca et al40).

  • d Duration mean ± SD represented n = 316 instead of n = 360. No data were reported on duratiothe full sample.