However, most of the available studies suffer from important methodological shortcomings, including the lack of adequate control groups.
In this book, he made some of his most famous methodological pronouncements including the claim the book of nature is written in the language of mathematics.
Our study had several methodological strengths, including the matching process of villages across the implementation boundaries.
However, that study had several methodological limitations including the use of a nonvalidated instrument [ 18].
Initially, studies were examined critically according to methodological features including the nature of the settings, participants, interventions and outcomes.
Inconsistencies may also be due to methodological differences including the time frames and context in which the screening took place.
However, previous studies have had methodological shortcomings including the use of outcome measures which do not accurately reflect program goals.
Previous studies have faced methodological criticisms including the lack of individual patient-level information such as exposure to passive smoking.
Methodological details including the base population, case ascertainment, recruitment and assessment have been reported in detail elsewhere [ 12].
21 The findings may, however, have been complicated by methodological limitations, including the small numbers included and a study design susceptible to recall bias.
Over the years, several methodological changes, including the blood collection method and techniques for glucose measurements, have been instituted in the KNHANES.
