Sentence examples for unclear study from inspiring English sources
Randomized clinical trials in TCM area often show methodological weaknesses: absence of sample size estimation, failure in use (or reporting) randomization as well as unclear study objective and hypothesis are common [86], [87].
The reasons for which proposals were not granted simple approval, and the matters for which clarification and amendment were requested, were similar to other studies [ 11- 17] 17], and were mostly related to the informed-consent document and process, and the unclear study design.
Twenty studies were excluded from the systematic review, but used in literature review, while 48 studies were excluded entirely for lack of a clear definition of morbidity, unclear study design or unspecific data on the specific obstetric conditions that led to maternal mortality.
Although the pathogenesis of pituitary adenomas is unclear, studies have indicated that cytokines are involved.
Whether menopausal stage is associated with abnormalities in serum lipid and lipoprotein profiles remains unclear; studies have been conducted mostly in Western populations.
While the link between stress and heart disease is still unclear, studies have suggested that chronic stress that causes an increase in heart rate and blood pressure may damage the artery walls.
Non-blinding (or unclear) studies yielded the highest specificity of 93%% (95 % CI 0.91 0.94).
Non-blinding (or unclear) studies and studies about cancer detection in the peripheral zone yielded the highest sensitivity of 79%% (0.79 [95 % CI 0.74 0.83] and 0.79 [95 % CI 0.75 0.83], respectively).
We classified as unclear studies that reported only proportions of participants with light/moderate/heavy infections or did not report estimates of intensity of infection.
Although the exact biochemical mechanism for the cutaneous pathology is still unclear, studies in SLS demonstrate the critical importance of FALDH for normal epidermal structure and function.
Blinding of outcome assessment was done in seven studies, unclear in three studies and not done in one study.
