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Biomedical subjects

Halldór Jónsson

Publications and source records attributed to Halldór Jónsson.

3 recordsLinked to original sources

[Immunization coverage in the Monkey Bay Head zone Malawi].

OBJECTIVE: To assess the immunization coverage of children in the Monkey Bay head zone, Malawi where the Icelandic International Development Agency (ICEIDA) has been working to improve health care services in the recent years. MATERIALS AND METHODS: A 30 by 7 cluster sample survey, as defined by WHO's Expanded Programme on Immunization (EPI) was conducted to estimate immunization coverage of children aged 12-23 months for tuberculosis (BCG), diphtheria, tetanus and pertussis (DTP), polio (OPV) and measles immunizations. The Head Zone consists of 97 villages with a population of around 105,000 inhabitants. Five health centres provide immunization services in the area. In total were 217 children in 30 clusters randomly selected and their immunization status by card or history registered. RESULTS: Immunization coverage by card or history was 97% for BCG, and 99%, 95% and 85% for DTP1, DTP2 and DTP3 respectively. Coverage of OPV1, OPV2 and OPV3 by card or history was 99%, 93% and 85% respectively. Coverage for measles by card or history was 78%. Fully immunized children by card or history were 152 or 70%. Two children had not received any immunizations. Drop-out rate from DTP1 to DTP3 vaccination by immunization card or history was 14.5%, and drop-out from DTP1 to Measles by card or history was 21%. CONCLUSION: These results indicate that access to childhood immunization in the Monkey Bay head zone is good while drop-out rate is high. This indicates that access to health services is adequate. However, the coverage of measles appears to be insufficient to prevent outbreaks, and must be improved. The efficacy in delivering immunization can be improved and enhanced utilization of the services offered should be sought.

BCG Vaccine↗

Distractive flexion injuries of the subaxial cervical spine treated with anterior plate alone.

The clinical and radiographic effect of anterior plate fixation alone was evaluated in 36 consecutive patients with distractive flexion (DF) injuries in the lower cervical spine. Mean follow-up time was 15 months. The aim of the present study was to determine whether anterior plate fixation alone provides sufficient stability when treating DF injuries in the cervical spine. Solid union was seen in 6 of 6 patients with stage 1 injury and in 15 of 17 patients with stage 2 injury. In the patients with stage 3 injury, 7 of 13 of the anterior fixations failed. These failures occurred mainly among the patients with severe neurologic injuries. We believe these findings substantiate the use of anterior plate alone for DF injuries at stage 1 and 2 but disqualify anterior plate fixation alone for DF injuries at stage 3, with neurologic injury present.

Adolescent↗

Parents' perspectives on otitis media and antibiotics. A qualitative study.

BACKGROUND: Judicious use of antibiotics is an important factor in decreasing the current increase in bacterial resistance. Discussion with patients and their guardians on whether to use antibiotics or not can be expected to increase in the future. OBJECTIVE: To explore the views and feelings of parents of children with acute otitis media towards the disease and its treatment. DESIGN: A qualitative study with semi-structured interviews. SUBJECTS: Twenty-one parents of pre-school children with newly diagnosed acute otitis media who had attended a primary care centre in Reykjavik. RESULTS: The parents did not consider the disease a threat. They generally thought the disease was caused by environmental factors or by a disturbance in body mechanism. The majority thought that treatment with antibiotics could harm their children. CONCLUSION: The parents of young children hold views on acute otitis media and antibiotics which are markedly different from the medical model.

Acute Disease↗