PURPOSE Non-penetrating deep sclerectomy (NPDS) has emerged as a viable option in the surgical management of open-angle glaucoma. Our aim is to assess the cost-effectiveness of NPDS and to compare it to maximum medical treatment in a 5-year follow-up. METHODS A decision analysis model was built. Surgical (NPDS) arm of the decision tree was observational (consecutive retrospective case series)...

The present study investigates the impact of various factors affecting coal-fired power plant economics of 210 MW subcritical unit situated in north India for electricity generation. In this paper, the cost data of various units of thermal power plant in terms of power output capacity have been fitted using power law with the help of the data collected from a literature search. To have a realis...

Logistics Services are one of the most outsourced functions within a supply chain. This is due to easily transferrable know-how and traceable direct cost reductions, which directly impact the profit and loss statement. However, an effective management of materials and transportations on the supply and deliver side also carries indirect benefits by positively influencing the cash flow and the am...

— Payments for environmental services programs use direct incentives to improve the environmental impacts of private land use decisions. An auction offers an approach to efficiently allocating contracts among least-cost landholders, which can improve the overall cost-effectiveness of the approach. However, experiences with auctions in developing country settings are limited. We compare the resu...

In distributed environments where entities only have a partial view of the system, cooperation plays a key issue. In the case of decentralized service discovery in open Service-Oriented Multi-Agent Systems, agents only know about the services they provide and their direct neighbors. Therefore, they need the cooperation of their neighbors in order to locate the required services. However, cooper...

objective: the aim of this study is to analyze the cost spent on databases in yazd university and compare it with the amount of use of the resources by users methodology: a survey has been conducted. the cost - benefit analysis of science direct, proquest and ebsco has been calculated by securing financial information about the subscription fee, and the numbers of articles have been downloaded ...

The numbers of community-dwelling frail, older people are increasing steadily and a dynamic, integrated geriatric medical service should therefore be established in communities, in line with the health need of local older residents. The concept of Interface Geriatric, the direct engagement of secondary care Geriatricians linked with primary care teams, should be applicable in the community. The...

This paper focuses on an M/M/s queue with multiple working vacations such that the server works with different service rates rather than no service during the vacation period. We show that this is a generalization of an M/M/1 queue with working vacations in the literature. Service times during vacation period, or during service period and vacation times are all exponentially distributed. We obt...