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Table 3 Summary of outcomes and statistically significant results relating to getting patients on the schedule

From: The impact of interventions on appointment and clinical outcomes for individuals with diabetes: a systematic review

Type of intervention Primary outcomes Studies analyzing primary outcomes Studies with significant results References
Phone Reminder ↓HbA1c 3 3 [16, 19, 29]*
↓SBP 2 0 [19, 29]
↓Cholesterol 2 2 [19, 29]*
↑# HbA1c tests 4 4 [1619]*
↑# of provider visits 2 2 [18, 19]*
↑Eye exam 2 2 [15, 17]*
Letter/Mail Reminder ↓HbA1c 3 1 [20, 50] [12]*
↓SBP 2 1 [50] [12]*
↓Cholesterol 3 0 [12, 20, 50]
↑# HbA1c tests 3 1 [13, 20] [14]*
↑# of provider visits 2 1 [14] [20]↓*
↓ED visit rate 1 1 [20]*
↓Hospitalization rate 1 1 [20]*
↑Eye exam 3 3 [14, 15, 50]*
Scheduling when necessary while monitoring patient ↓HbA1c 1 1 [22]*
↑# of provider visits 2 1 [22] [21]*
↓ED visit rate 1 1 [21]*
↓Hospitalization rate 2 2 [21, 22]*
↑Eye exam 1 0 [21]
Open access scheduling ↓HbA1c 1 1 [23]*
↓Cholesterol 1 0 [23]
↑# HbA1c tests 1 0 [23]↓*
↑# of provider visits 1 0 [23]
↓ED visit rate 1 0 [23]
↓Hospitalization rate 1 0 [23]
  1. *indicates significant findings with p-value ≤0.05; ↓=decrease, ↑increase
  2. NP p-value is not given