Table 1 Descriptive statistics of the study
From: Relevance of Helicobacter pylori infection in Egyptian multiple sclerosis patients
Gender | Groups | Chi-square | ||||||
Case | Control | Total | ||||||
N | % | N | % | N | % | X 2 | P value | |
 Male | 17 | 26.15 | 20 | 30.77 | 37 | 28.46 | 0.340 | 0.560 |
 Female | 48 | 73.85 | 45 | 69.23 | 93 | 71.54 | ||
 Total | 65 | 100.00 | 65 | 100.00 | 130 | 100.00 | ||
Age | Groups | T test | ||||||
Case | Control | T | P value | |||||
 Range | 18–60 | 15–60 | −0.290 | 0.773 | ||||
 Mean ± SD | 34.723 ± 9.711 | 35.215 ± 9.672 | ||||||
Course of MS | ||||||||
| Â | N | % | ||||||
 RRMS | 42 | 64.62 | ||||||
 SPMS | 22 | 33.85 | ||||||
 PPMS | 1 | 1.54 | ||||||
 Total | 65 | 100.00 | ||||||
|  | Range | Mean ± SD | ||||||
 Age of MS onset | 13–49 | 26.908 ± 7.814 | ||||||
 Duration of MS | 1–28 | 14.5 | ||||||
| Â | Range | Median | ||||||
 EDSS | 2–7 | 4.5 | ||||||