Trajectories of change and long-term outcomes in a randomised controlled trial of internet-based insomnia treatment to prevent depression – CORRIGENDUM
Philip J. Batterham, Helen Christensen, Andrew J. Mackinnon, John A. Gosling, Frances P. Thorndike, Lee M. Ritterband, Nick Glozier, Kathleen M. Griffiths

Abstract
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TopicsDigital Mental Health Interventions · Sleep and related disorders · Mobile Health and mHealth Applications
The authors regret the inclusion of an error in the supplementary materials of the above article. In Table DS2, the column headings under PSF suicidality were inadvertently switched. The corrected version of the table is available below.
Table DS2Estimated marginal means (s.e.) and observed means (s.d.) and by intervention condition over timePHQ-9 NS depressionGAD-7 anxietyISI insomniaPSF suicidalityHealthWatchmean (s.e.)SHUTimean (s.e.)HealthWatchmean (s.e.)SHUTimean (s.e.)HealthWatchmean (s.e.)SHUTimean (s.e.)HealthWatchmean (s.e.)SHUTimean (s.e.)Estimated marginal mean (s.e.) Baseline5.64 (0.15)5.84 (0.15)5.77 (0.18)5.83 (0.18)16.23 (0.18)15.92 (0.18)0.78 (0.07)0.74 (0.07) Intervention week 26.23 (0.16)5.93 (0.19)6.05 (0.19)5.36 (0.22)14.57 (0.19)13.22 (0.22) Intervention week 45.61 (0.17)4.95 (0.20)5.59 (0.20)4.55 (0.23)13.53 (0.22)10.15 (0.26) Intervention week 65.75 (0.18)3.98 (0.21)5.87 (0.20)3.80 (0.24)13.27 (0.23)8.35 (0.28) Intervention week 85.53 (0.18)3.22 (0.21)5.70 (0.20)3.18 (0.23)12.91 (0.25)7.24 (0.30) Post-test4.57 (0.16)2.87 (0.19)5.01 (0.19)3.21 (0.21)13.17 (0.25)7.35 (0.29)0.81 (0.08)0.51 (0.09) 6 months4.02 (0.19)2.92 (0.21)4.23 (0.19)3.15 (0.21)12.17 (0.27)7.74 (0.31)0.72 (0.09)0.55 (0.10) 12 months3.74 (0.19)2.89 (0.22)4.08 (0.22)3.00 (0.25)11.45 (0.30)7.70 (0.35)0.69 (0.09)0.42 (0.11) 18 months4.44 (0.27)2.55 (0.30)4.30 (0.27)3.07 (0.30)11.52 (0.40)8.02 (0.45)1.04 (0.15)0.70 (0.17)HealthWatchmean (s.d.)SHUTimean (s.d.)HealthWatchmean (s.d.)SHUTimean (s.d.)HealthWatchmean (s.d.)SHUTimean (s.d.)HealthWatchmean (s.d.)SHUTimean (s.d.)Observed mean (s.d.) Baseline5.64 (3.59)5.84 (3.82)5.77 (4.33)5.83 (4.36)16.23 (4.32)15.92 (4.18)0.78 (1.69)0.74 (1.71) Intervention week 26.09 (3.47)5.70 (3.76)5.92 (4.15)5.04 (4.22)14.58 (4.25)12.98 (3.90) Intervention week 45.53 (3.54)4.51 (3.45)5.55 (4.55)3.88 (3.64)13.63 (4.72)9.64 (4.24) Intervention week 65.84 (3.98)3.35 (3.32)6.01 (4.71)3.18 (3.46)13.45 (4.92)7.94 (4.13) Intervention week 85.45 (3.88)2.62 (2.89)5.61 (4.62)2.69 (3.07)13.22 (5.04)6.49 (3.96) Post-test4.50 (3.66)2.49 (2.94)4.83 (4.39)2.69 (3.18)13.21 (5.45)6.88 (4.75)0.78 (1.80)0.51 (1.53) 6 months3.85 (3.63)2.57 (3.32)3.99 (3.77)2.71 (3.44)11.84 (5.13)7.26 (4.87)0.72 (1.71)0.55 (1.77) 12 months3.62 (3.46)2.31 (2.64)3.98 (4.15)2.45 (3.31)11.18 (5.54)6.83 (4.61)0.68 (1.80)0.28 (0.98) 18 months4.52 (4.30)2.01 (2.37)4.43 (4.20)2.53 (2.95)11.19 (5.78)7.70 (5.05)1.09 (2.41)0.45 (1.49)PHQ-9NS: Patient Health Questionnaire-9 without sleep item; GAD-7: Generalized Anxiety Disorder-7; ISI: Insomnia Severity Index; PSF: Psychiatric Symptom Frequency scale.
The authors apologise for this error.
The reference list from the paper itself. Each links out to its DOI / PubMed record.
- 1Batterham PJ , Christensen H , Mackinnon AJ , Gosling JA , Thorndike FP , Ritterband LM , et al. Trajectories of change and long-term outcomes in a randomised controlled trial of internet-based insomnia treatment to preventdepression. BJ Psych Open. 2017;3(5):228–35. doi: 10.1192/bjpo.bp.117.005231.28959453 PMC 5611538 · doi ↗ · pubmed ↗
