AIM To compare the expression of VEGF-A and desmoplastic reaction of colorectal cancer between the young aged and old aged patients excluding the stage of tumor. METHODS Our study was a retrospective study on VEGF-A expression and desmoplastic reaction in pathology anatomy specimens of patients with colorectal cancer at young age (less than 40 years of age) and older age (more than equal 60 y...

The effects of aging on decision time were examined in a brightness discrimination experiment with young and older subjects (ages, 60-75 years). Results showed that older subjects were slightly slower than young subjects but just as accurate. Ratcliff's (1978) diffusion model was fit to the data, and it provided a good account of response times, their distributions, and response accuracy. There...

OBJECTIVE This study compared the characteristics of tinnitus, by audiologic tests and questionnaires, in older and younger subjects. MATERIALS AND METHODS Medical records of 258 outpatients with tinnitus were retrospectively reviewed. Characteristics compared in subjects aged <65 and >65 years included patient history and the results of physical examinations, questionnaires, and audiologic t...