Preliminary Study On The Ergonomic Design Of Motorcycle Seat For Comfort Usage

@#Motorcycle seats undeniably provides good comfort to motorcyclists but there are some that offers less affirmation on ushering comfort, whilst some even results in harm to users, resulting in back pains, neck, shoulders, and other parts of the body over prolonged riding periods. This research aims to investigate the discomforts faced by motorcyclist and the best seat concept based on an ergonomic design, fit for the masses through a subjective evaluation. A study that includes a survey was conducted to study the subjective assessment against the motorcycle seat comfort. The study is divided into two parts, where in part 1, the anthropometric data were collected from a total of 100 respondents, representing 88 males and 12 females. Mean from the anthropometric data was used for two new seat redesigns, designated Seat A and Seat B. For part 2, sets of questionnaire were distributed to 130 respondents to measure their perception of seat design A and design B. Based on the results produced, 86.2% respondents suffered discomforts while riding a motorcycle. Most suffered discomforts at particular body areas: lower back, buttock and shoulder, while no discomfort reported around leg, feet and thigh. Results also proved that current seat designs needed an improvement with a majority of respondents opting an added backrest and to increase surface around buttock area. Based on the evaluation of designs, Seat B was selected as a better option as compared to seat A in terms of comfort usage.

Adult Personality and its Relationship with Stress Level and Coping Mechanism among Final Year Medical Students

@#Each human being exhibits their own personality traits and each aspect of stress and coping is essential and related. The relationship between the big five personality traits, coping mechanisms and stress level among final year medical students of Universiti Kebangsaan Malaysia (UKM) was investigated in this study. In this cross-sectional study, 152 final year medical students batch 2017/2018, were randomly selected, excluding those who had chronic diseases, married and repeated final year. The questionnaires used were Big Five Personality Inventory and 12-Item General Health Questionnaire. An open-ended question was used to determine how the respondents cope with their stress. Data was analyzed using SPSS 20.0. Agreeableness was the most common personality trait portrayed among the students, whereas Openness to Experience appeared to be the least. The relationship between the Big Five Personality Traits and coping mechanisms (p=0.016; p<0.05) were significantly related. Students with Neuroticism personality had the highest rate of practicing avoidant coping mechanism, while students with Extraversion personality had the highest rate of practicing active coping mechanism. Total score of stress were significantly difference between the different personality traits (p<0.001; p<0.05). However, the p value of 0.359 (p>0.05) and 0.94 (p>0.05) for the Big Five Personality Traits and level of stress showed no significant results on academic performance. Identified own personality were beneficial for final year medical students as it helps to identify the most effective coping mechanism in reducing stress during studying medicine.