Table 3. Correlations between CRPS prevalence, age, DM duration, affected shoulder flexor muscle strength, stroke lesion, and stroke cause by HbA1c.

Values are presented as number of subjects or mean±standard deviation.

CRPS, complex regional pain syndrome; MRC, Medical Research Council; FMA, Fugl-Meyer Assessment scale; MI, motricity index; NIHSS, National Institutes of Health Stroke Scale score; FIM, Functional Independence Measure; K-MBI, Korean version of Modified Barthel Index.

HbA1c level: group 1, 5.0%–5.9%; group 2, 6.0%–6.9%, group 3, 7.0%–7.9%; group 4, 8.0%–8.9%; group 5, 9.0%–9.9%. ^*p<0.05 by chi-square test.