Table 2 SII quartile spacing and trend tests for disease progression.

From: Exploring the correlations between six serological inflammatory markers and different stages of type 2 diabetic retinopathy

Mantel‒Haenszel Chi-Square trend test

Groups

A

B

C

D

Liner trend

Pearson-related

DNR

39.7%

19.0%

27.3%

14.0%

χ2 = 20.84

P<0.001

R = 0.23

P<0.001

NPDR

24.7%

33.8%

18.2%

23.4%

PDR

16.6%

25.1%

26.1%

32.2%