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.
( ( ( 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 ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS results)) (PP (IN of) (NP (NP (RB even) (DT the) (JJS most)) (VP (ADVP (RB well)) (VBN designed) (NP (JJ epidemiological) (NNS studies)))))) (VP (VBP are) (VP (VBN characterized) (PP (IN by) (NP (NP (DT this) (NN type)) (PP (IN of) (NP (NN uncertainty))))) (, ,) (SBAR (IN though) (S (NP (JJ well-designed) (NNS studies)) (ADVP (RB typically)) (VP (VBP report) (NP (JJR narrower) (NN uncertainty) (NNS bounds)) (PP (IN around) (NP (DT the) (JJS best) (NN estimate))) (SBAR (IN than) (S (VP (VBP do) (NP (NP (NNS studies)) (PP (IN of) (NP (JJR lesser) (NN quality)))))))))))) (. .)))
All studies have the same amount of uncertainty to them.
( ( All studies ) ( ( ( have ( ( the ( same amount ) ) ( of uncertainty ) ) ) ( to them ) ) . ) )
(ROOT (S (NP (DT All) (NNS studies)) (VP (VBP have) (NP (NP (DT the) (JJ same) (NN amount)) (PP (IN of) (NP (NN uncertainty)))) (PP (TO to) (NP (PRP them)))) (. .)))