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Biomedical subjects

N Redfern

Publications and source records attributed to N Redfern.

24 records · Page 2Linked to original sources

Blood glucose in anaesthetised children. Comparison of blood glucose concentrations in children fasted for morning and afternoon surgery.

Blood glucose levels were measured immediately after induction of anaesthesia and again intraoperatively in 26 children fasted overnight for operations in the morning and 28 children fasted from 8.00 a.m. for afternoon surgery. The mean post-induction glucose concentration of the afternoon surgery group was significantly lower than that of the morning group. However, no child in either group was hypoglycaemic. Anesthesia and surgery caused significant increases in blood glucose levels. It is concluded that pre-operative fasting is well tolerated in healthy pre-school children, regardless of the timing of surgery.

Anesthesia, General↗

Incremental propofol for short procedures.

Propofol was used to induce and maintain anaesthesia in patients undergoing minor gynaecological procedures. Quality of anaesthesia, the rate of recovery and the influence of different methods of premedication were assessed. Unpremedicated patients required a higher induction dose than those premedicated with either lorazepam or papaveretum and hyoscine, but maintenance dose requirements were comparable. Regardless of premedication, there were similar decreases in mean arterial pressure, although respiratory function recovered more rapidly in patients premedicated with lorazepam. No significant changes in heart rate were noted in any group. The overall incidence of pain on injection was 3.7% (lignocaine 0.5 mg added to each 9.5 mg of propofol) and a skin rash occurred in 6% of patients. All patients recovered rapidly and uneventfully.

Adolescent↗

Women's experiences of repetitively contracting sexually transmitted diseases.

Our purpose in conducting this qualitative, descriptive research was to explore and describe women's experiences of repetitively contracting sexually transmitted diseases (STDs). Ten open-ended, semistructured, in-depth interviews with 8 women, along with stories and anecdotes from one author's clinical practice, provided data. Thematic analysis was used to generate themes important to the women. Themes included the power and significance of heterosexual relationships, female powerlessness, the sense that STDs are an inevitable part of a woman's life, stigma, and victimization. The women's explanatory models for the STDs were quite different from those of health care providers evidenced in the professional literature. The findings from this research support the following suggestions for practice: (a) Practitioners and clients should share their explanatory models to work toward safe sexual behavior, and (b) practitioners need to scrutinize their practices to make sure they are not minimizing the risks of STDs.

Adolescent↗