Is there a clear contradiction between 'The results of even the most well designed epidemiological studies are characterized by this type of uncertainty, though well-designed studies typically report narrower uncertainty bounds around the best estimate than do studies of lesser quality.' and 'All studies have the same amount of uncertainty to them.'
The results of even the most well designed epidemiological studies are characterized by this type of uncertainty, though well-designed studies typically report narrower uncertainty bounds around the best estimate than do studies of lesser quality.###All studies have the same amount of uncertainty to them.