TABLE 22Direct method outputs for MD

CharacteristicVisit number, ta
234567891011121314
Mean change0.010.030.100.070.11−0.010.010.100.100.090.12−0.19−0.11
Variance of change−0.11−0.13−0.241.710.300.400.571.410.490.780.671.700.77
Months481216202428323640444852
Signal-to-noise ratio−0.1−0.1−0.21.50.30.40.51.20.40.70.61.50.7

Baseline: mean = −0.39, variance = 1.52, noise = 1.2.

a

Visit frequency every 4 months.

Visit frequency every 4 months.

From: 6, Optimal frequency of monitoring of intraocular pressure and visual fields

Cover of Surveillance for Ocular Hypertension: An Evidence Synthesis and Economic Evaluation
Surveillance for Ocular Hypertension: An Evidence Synthesis and Economic Evaluation.
Health Technology Assessment, No. 16.29.
Burr JM, Botello-Pinzon P, Takwoingi Y, et al.
Southampton (UK): NIHR Journals Library; 2012 Jun.
© 2012, Crown Copyright.

Included under terms of UK Non-commercial Government License.

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