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Growth of Advanced Service Firms and Usage of Quality Office Space : The Case of Hong Kong
Wadu Mesthrige Jayantha, Lau. Stephen Siu Yu, Sivaguru Ganesan, Kwok Chun Wong, Chau Kwong Wing 서울시립대학교 도시과학연구원 2007 International journal of urban sciences (IJUS) Vol. No.
This paper examines the impact of the expanding service sector in Hong Kong upon the increasing quality of office space demanded. Two measures are used to represent quality: increased usage of IT facilities in offices; and increased space per employee. The main result is that there is a significant correlation between growth of the service sector, as represented by the FIRB sector, and demand for better quality space. However, not all of the firms in the FIRB sector use/demand high quality space. The finance, business services and technology firms in Hong Kong have invested relatively heavily in IT facilities, and have also gained a higher growth relative to those with less investment in IT. Insurance and real estate firms use relatively less IT facilities. Growth of the service sector has also influenced the space usage pattern in Hong Kong. The causality analysis shows that provision of higher quality office space attracts new users.
( Ng Jonathan Patrick ),( Lau Lawrence Chun Man ),( Chau Wai-wang ),( Ong Michael Tim-yun ),( Cheung Kin Wing ),( Chiu Kwok Hing ),( Chung Kwong Yin ),( Ho Kevin Ki-wai ) 대한슬관절학회 2021 대한슬관절학회지 Vol.33 No.-
Background: The literature comparing the long-term outcomes and survivorship of computer navigation-assisted and conventional total knee replacement (TKR) is sparse. Moreover, of the available comparative studies with followup duration of more than 10 years, the results seem to be conflicting. The purpose of this long-term study was to compare the clinical and radiological outcomes, and implant survivorship, of TKR performed with and without computer navigation. Methods: We retrospectively compared the results of 49 computer-navigated TKRs and 139 conventional TKRs. The mean age of the patients was 67.9 (range 52-81) years for the navigation group and 67.1 (range 50-80) years for the conventional TKR group. The mean duration of follow-up for the conventional and navigation TKR groups was 12.9 and 13.2 years, respectively. Clinical and radiographic follow-up examinations of the patients were performed at 2 weeks, 1 month, 3 months and 6 months post-operatively, and at 1-year intervals thereafter. Results: There were no significant differences in the post-operative Knee Society knee and function score between the two groups. The mean overall deviation from neutral alignment and the radiological outliers were significantly higher in the conventional TKR group. The overall survival rates at 17 years were 92.9% for the navigation group and 95.6% for the conventional TKR group (p = 0.62). Conclusions: Navigated TKR resulted in fewer radiological outliers; however, this did not translate to better long-term functional outcomes or implant survival.
Wadu Mesthrige Jayantha, Sivaguru Ganesan, Stephen Siu Yu Lau, Kwok Chun Wong. Chau Kwong Wing 서울시립대학교 도시과학연구원 2006 International journal of urban sciences (IJUS) Vol. No.
This paper presents new empirical evidence about the determinants of space per employee in office sector firms in Hong Kong. The paper hypothesises that usage of technological equipment and facilities lead to increase the space per employee ratio, apart from other factors identified in literature. The above hypothesis was tested through a regression model and an ANOVA analysis based on a sample survey of FIRE and business service sector firms in Hong Kong. The growth in the use of technological equipment and facilities exert a strong positive influence on space usage per employee. In Hong Kong, significant differences in the floor space per employee ratio are seen across different firms: financial and business service sector firms use relatively larger amounts of floor-space per employee compared to all other sub sectors. The overall explanatory power of the regression model was somewhat limited; this indicates that factors related to business organisation and work patterns, land supply and building densities, construction productivity and cost, and other location related factors, should also be studied in order to understand overall trends in space usage per employee.