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. 2014 Feb 27;14:22. doi: 10.1186/1471-2415-14-22

Table 2.

Demographic data and clinical characteristics of patients included in the study

  nAMD (n = 83) Controls > 70 years (n = 24) Controls < 70 years (n = 90) P-value Test
Median Age in Years (min-max)
76.0 (63–92)
76.0 (70–85)
53.0 (30–69)
0.001
Kruskal-Wallis test
Male %
45
38
37
0.260
Pearson Chi-square test
Female %
55
62
63
 
 
Smoking habits:
 
 
 
 
 
Current smokers, (% yes)
24
13
14
0.650
Pearson Chi-square test
Former smokers (% yes)
40
33
41
 
 
Never smokers (% yes)
34
50
43
 
 
Alcohol intake
 
 
 
 
 
Above recommended (% yes)
17
14
13
0.646
Pearson Chi-square test
BMI (median, IQR), kg/m2
25.5 (23.0;28.3)
26.1 (22.3;27.9)
24.5 (21.9;28.5)
0.757
Kruskal-Wallis test
Plasma concentration of CCL11 (median, IQR) pg/ml 516 (342;721) 418 (275;840) 361 (240;503) 0.001 Kruskal-Wallis test

The table shows Demographic data and clinical characteristics of patients in whom plasma concentration of CCL11 was measured. Difference among groups is calculated using Kruskal-Wallis test and Pearson Chi square test. P-values are given.

AMD Age-related Macular Degeneration, nAMD neovascular AMD, IQR Inter Quartile Range, BMI Body Mass Index.