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Biomedical subjects

N R Dean

Publications and source records attributed to N R Dean.

5 recordsLinked to original sources

Fading of nipple-areolar reconstructions: the last hurdle in breast reconstruction?

Fading of nipple-areolar reconstructions is commonly reported, but there are few formal studies of this phenomenon. The purpose of this study was to determine whether deficiencies in nipple-areolar reconstruction and pigmentation were perceived by patients, their partners and independent observers, and whether a technique could be developed to measure nipple-areolar colour reliably. A total of 57 patients, 32 partners and four independent observers completed questionnaires about the appearance of the patients' breast reconstructions in general and specifically about their nipple-areolar reconstructions. Scores for the general attributes of the breast reconstruction were used as internal controls for the scores of the nipple-areolar reconstruction. A computer software package was developed to analyse colour in photographs of the reconstructions. Independent observers thought that nipple-areolar reconstruction improved the appearance of a breast reconstruction 81% of the time. Considerably fewer patients were happy with their nipple-areolar colour than were happy with the more general attributes of the breast reconstruction (P < 0.005). Colour analysis objectively demonstrated measurable mismatch between normal and reconstructed nipple-areolar skin, which was positively correlated with time since surgery due to fading of the nipple-areolar reconstruction. In our patients, the quality of nipple-areolar reconstruction, in particular its pigmentation, is seen as inferior to that of the rest of the breast reconstruction in the eyes of patients, their partners and independent observers. The poor colour match and fading of reconstructed nipple-areolar skin are phenomena that can be measured using colour analysis.

Adult↗

An adoption study comparing the prevalence of psychiatric illness in women who have adoptive and natural children compared with women who have adoptive children only.

The current study compares the current and lifetime prevalence of affective disorder in women who have adopted and have natural children (n = 110) with women who only have adopted children (n = 176). There was no difference in lifetime prevalence of psychiatric disorder between the two groups and a nonsignificant trend for women who had born children to have had a major depressive episode during their lifetime 48 (44%) cf 62 (35%). The increased prevalence of psychiatric illness in married women with children cannot be explained by the biological fact of bearing children. None of the social variables related to child-rearing which were examined influenced the lifetime prevalence of psychiatric disorder.

Adoption↗

A community study of child spacing, fertility and contraception in West Pokot District, Kenya.

Kenya is well known for its high fertility rate and West Pokot District has the highest population growth rate in Kenya. This study was designed to examine the community's perceptions of fertility dynamics. It looks at traditional methods of family planning and the recent changes in child spacing, fertility and contraception and the attitudes behind them. This study also examines what the community (particularly women), want in the way of family planning services. The study used randomly selected groups throughout the district and employed a quasi-anthropological group discussion method.

Anthropology, Cultural↗

Effect of free time the day prior to mastery testing on nursing students' scores.

This study compared mastery test score averages of 43 students who spent the day preceding the test in a seven-hour clinical laboratory with score averages of 36 students who had free time for study. The null hypothesis, that no significant difference would be found in the test means between the groups, was not rejected. Test score differences, it was assumed, resulted from chance.

Educational Measurement↗