Percutaneous trans-ulnar versus trans-radial arterial approach for coronary angiography and angioplasty, a preliminary experience at an Egyptian cardiology center.

The description of variables are as follows: Description of quantitative variables: mean and standard deviation (SD) Description of qualitative variables: numbers (No.) and percentages (%) Comparison between both groups regarding categorical data using the Chi-square test Comparison between both groups regarding scale data done using the independent t test The significance results were assessed in the form of P value: Non-significant when P value > 0.05 Significant when P value ≤ 0.05 Highly significant when P value ≤ 0.001 Results This study is a prospective single-center comparative study.

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