BACKGROUND Fractional exhaled nitric oxide (FENO) level is directly correlated with airway inflammation in asthma patients. The objective of this study was to define normal FENO levels in healthy Thai volunteers. METHODS This prospective cohort study was conducted in healthy Thai volunteers aged ≥5 years. Demographic and clinical data were recorded and pulmonary function test (PFT) was perfor...

Background and Aim: Full extraction is often accompanied by adverse functional and esthetic effects. Postponing tooth loss is the ultimate goal of dental care. Thus, knowledge about the reasons of tooth loss and the mean age of patients can help in de-signing preventive programs. The aim of this study was to evaluate the causes of full mouth extraction of teeth and the mean age of patients. Ma...

This manual is only partially complete and is a work in progress. A completed manual will be available by January 1,2000. Cluster and TreeView are Y2K Compliant because they are oblivious of date and time.

Reinfection with hookworm (Necator americanus) following chemotherapy was studied over 2 years in a rural village in Madang Province, Papua New Guinea. The prevalence of hookworm infection had returned to pre-treatment levels after 2 years, and the geometric mean hookworm burden had returned to 58% of the pre-treatment value. The rate of acquisition of adult worms was independent of host age, a...

introduction: given the importance of identifying common bile duct diameter in diseases diagnoses and being different in different races, this paper aimed to investigate the relationship between the diameter of the common bile duct and demographic factors and drug addiction in patients who referred to the imaging department of imam reza hospital in birjand during the year 1391-1392. methods: th...

Results: There were 37 males and 35 females in the study group. The mean age of all patients was 4.5 years; the mean age at presentation was 21.2 months; the mean age at diagnosis was 30.7 months and the mean delay of CF diagnosis was 9 months. Pancreatic exocrine insufficiency was documented in 94% of cases. Twenty (27%) children died, most below the age of 1 year. Pseudomonas aeruginosa was i...

A survey of 16-21 year old people in Somerset was undertaken to find out about their sexual behaviour prior to mounting a local education campaign on AIDS. A representative sample of 400 people, using quota sampling in 40 randomly selected electoral wards, completed a schedule structured part self administered questionnaire. Of these, 371 (92%) considered themselves heterosexual. Nearly half (4...

diabetes mellitus is one of the common diseases leading to dialysis. in a cohort study, diabetic dialysis patients were compared with non-diabetic dialysis patients for one year about age, sex, cause and times of admission and rate of mortality. the study was done on 101 patients. at the end of the study, 88 patients remained. results were interprected by t-test and chi-square statistical analy...