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. 2019 May 21;19(2):213–225. doi: 10.1007/s40268-019-0273-0

Table 5.

Duration of clinical inertia: time patients remained on their last oral treatment regimen with inadequate glycaemic control prior to GLP-1 RA initiation

Consecutive months Patient data reported by physicians categorized into three groups Total sample
[N = 1063]a
p-value for group comparison Pairwise comparisonb
Group 1: diabetes specialists
[N = 428]a
Group 2: GPwSIs
[N = 205]a
Group 3: GPs
[N = 430]a
With HbA1c cut-off of  > 7.0% for inadequate glycaemic control
 Mean (SD) 16.7 (16.6) 20.1 (16.3) 20.4 (17.1) 18.9 (16.8) 0.0023c

A: 0.1151

B: 0.0139

C: 0.9983

 Estimated median from KM (95% CI) 11.0 (9.00–12.10) 16.2 (13.10–20.60) 17.0 (14.30–19.40) 13.5 (12.40–15.50) 0.0428d

A: 0.2312

B: 0.0383

C: 0.4986

 Minimum–maximume 0.0–59.8 0.0–58.0 0.0–59.6 0.0–59.8
With HbA1c cut-off of > 7.5% for inadequate glycaemic control
 Mean (SD) 14.1 (15.3) 17.9 (15.8) 17.3 (16.5) 16.1 (16.0) 0.0030c

A: 0.0480

B: 0.0381

C: 0.9725

 Estimated median from

 KM (95% CI)

8.1 (6.70–10.20) 13.7 (11.90–17.70) 12.6 (10.90–14.30) 11.2 (10.00–12.10) 0.0167d

A: 0.0468

B: 0.0248

C: 0.8417

 Minimum–maximume 0.0–59.1 0.0–58.0 0.0–59.5 0.0–59.5

GLP-1 glucagon-like peptide-1, GPwSIs general practitioners with a special interest in diabetes, GPs general practitioners with no special interest in diabetes, RA receptor agonist, SD standard deviation, CI confidence interval, KM Kaplan–Meier, ANOVA analysis of variance, HbA1c glycated haemoglobin

aNumber of eligible patients with an oral treatment regimen within the 5 years prior to GLP-1 initiation (specialists: 428 of 437; GPwSIs: 205 of 216; GPs: 430 of 443)

bPairwise comparisons: A: group 1 vs. group 2; B: group 1 vs. group 3; C: group 2 vs. group 3

cFrom ANOVA with Scheffe’s post hoc pairwise comparisons

dFrom the log-rank test

eMinimum was 0.0 years due to rounding; however, all patients had at least 1 week between diagnosis and GLP-1 RA initiation