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Copyright: ©Author(s) 2026.
World J Diabetes. Mar 15, 2026; 17(3): 114002
Published online Mar 15, 2026. doi: 10.4239/wjd.v17.i3.114002
Table 5 Subgroup results of efficacy rate, n (%)
Overall efficacy rate
Subgroup
n (CDDP/placebo)
CDDP
Placebo
Between-group difference in overall efficacy rate (95%CI)
Test statistic (CMH)
P value
NPDR severityMild127/48101 (79.53)30 (62.5)0.016-0.3245.8990.015
Moderate182/56139 (76.37)27 (48.21)0.076-0.34115.655< 0.001
Severe53/1739 (73.58)8 (47.06)0.000-0.5311.7590.185
HbA1c< 7%197/64158 (80.20)38 (59.38)0.076-0.34115.155< 0.001
≥ 7%163/55121 (74.23)26 (47.27)0.122-0.41812.202< 0.001
Duration of diabetes< 5 years57/2346 (80.70)13 (56.52)0.015-0.4692.9630.085
≥ 5 years305/98233 (76.39)52 (53.06)0.124-0.34318.615< 0.001


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