• Title/Summary/Keyword: birth

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Simultaneous Estimation of the Birth and Death Rate of the Linear Growth Birth and Death Process Based on Discrete Time Observation

  • ChangHyuck Oh
    • Communications for Statistical Applications and Methods
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    • v.3 no.1
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    • pp.235-242
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    • 1996
  • When the linear growth birth and death process observed at a set of equidistant time points, McNeil and Weiss (1997) present a method for simultaneously estimating the Malthusian parameter and the sum of the two parameters under wery restricted assumptions using a diffusion approximation. This article suggests a method, which does not require the restrictions given by Weiss, for estimating simultaneously the Malthusian parameter and the sum of the two parameters.

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Head Injury during Childbirth

  • Chong, Sangjoon
    • Journal of Korean Neurosurgical Society
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    • v.65 no.3
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    • pp.342-347
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    • 2022
  • Head injuries are the most common type of birth injuries. Among them, most of the injuries is limited to the scalp. and the prognosis is good enough to be unnoticed in some cases. Intracranial injuries caused by excessive forces during delivery are rare. However, since some of them can be fatal, it is necessary to suspect it at an early stage and evaluate thoroughly if there are abnormal findings in the patient.

A Case Report of Child with Brachial Plexus Palsy Due to Birth Injury (분만손상으로 인한 상완신경총마비 환아의 치험 1례)

  • Yu, Sun Ae
    • The Journal of Pediatrics of Korean Medicine
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    • v.28 no.1
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    • pp.24-31
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    • 2014
  • Objectives The purpose of this study is to know the effect of acupuncture on brachial plexus palsy due to birth injury. Methods We decided to treat one week of Vojta therapy and occupational therapy, but other were combined, and then add three weeks of acupuncture treatment as well. Results Right clavicle fracture at birth brachial plexus injury due to decreased locomotion of the right upper extremity, muscle weakness in children aged 7 months to Vojta therapy, occupational therapy and acupuncture, when performed in conjunction mobility increase of the shoulder joint, elbow support improvement, recovery of motor function of the hand grip, etc. to obtain a significant motor function recovery improvement. Conclusion Acupuncture was a good treatment of choice for the better shoulder, joint and hands movements.

The developmental biology of birth defect (선천성 기형의 발달생리학)

  • Hong, Yong-Hee;Lee, Dong-Hwan
    • Journal of Genetic Medicine
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    • v.5 no.1
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    • pp.1-6
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    • 2008
  • Knowledge of developmental biology is essential for clinicians who seek to develop a rational approach to the diagnostic evaluation of patients with birth defects. After an accurate diagnosis, a clinician can make predictions about prognosis, recommend management options, and provide an indication of recurrence risk for the parents and relatives. In this paper, we first review the basic mechanisms of embryological development and clinical dysmorphology. We then review cellular and molecular mechanisms in development and related congenital anomalies. Developmental anomalies have a major impact on public health. Genetic counseling and prenatal diagnosis, with the option to continue or to terminate a pregnancy, are important for helping families faced with the risk of a serious congenital anomaly in their offspring. Moreover, primary prevention of birth defects, for example, supplementation of prenatal folic acid and prevention of consumption of alcohol which has teratogenic effects, can be accomplished using developmental biology knowledge.

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Management of Preterm Labor (조기 진통의 처치)

  • Park, Yoon-Ki
    • Journal of Yeungnam Medical Science
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    • v.16 no.2
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    • pp.141-154
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    • 1999
  • Premature birth is the single largest cause of perinatal mortality and morbidity nonanomalous infants in developing countries. Advances in neonatal care have lead to increase survival and reduced short and long term morbidity for preterm infants, but the rate of preter birth has actually increased. This review provides recent multifactorial approaches to treatme and prevention of preterm birth.

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Early-Onset Sepsis Due to Listeria Monocytogenes in a Extremely Low Birth Weight Infant (초극소 저출생 체중아에서 발생한 Listeria Monocytogenes에 의한 조발형 패혈증 1례)

  • Moon, Jin Hwa;Oh, Sung Hee;Moon, Soo Jee
    • Pediatric Infection and Vaccine
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    • v.7 no.2
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    • pp.245-249
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    • 2000
  • Listeria monocytogenes is one of the important causes of neonatal sepsis and listerial neonatal infection manifests in two forms : Early-onset sepsis syndrome, associated with spontaneous abortion, still birth, preterm labor, granulomatosis infantiseptica, respiratory distress, sepsis, hemodynamic compromise and late-onset listerosis mainly associated with meningitis. Cases of neonatal listerosis reported in Korea have been rare and all were full term newborns. We, herein, report a case of early-onset sepsis due to L. monocytogenes in a extremely low birth weight infant who were born in a critical condition and succumbed in the second day of life despite the intensive care.

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Current Housing Status and Housing Awareness among Households with One Child in Metropolitan Area (대도시 저출산 가정의 주거환경과 주거의식)

  • Kim Young-Joo
    • Journal of Families and Better Life
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    • v.23 no.2 s.74
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    • pp.149-157
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    • 2005
  • The purpose of this study was to identify current housing status and housing awareness such as housing values, satisfaction, and preferences among households with one child. Data were obtained from a questionnaire completed by both husbands and wives living in metropolitan area and aged between 25 and 45. Selected variables were the age, education level, and employment status of housewives, ideal number of children, monthly income, plan to give birth, and so on. Using purposive sampling method, five hundred questionnaires were administered and 360 questionnaires were analyzed. In accordance with the questions related to housing values, housing satisfaction of respondents was examined. In order to compare the housing values, preferences, and satisfaction among diverse variables of respondents, mean, t-test, F test, Duncan's multiple range test, $x^2$ test, and factor analysis were used. The major findings of this study are as follows: First, there were significant differences in current housing type, tenure type, and floor area according to housewives' age, education level, monthly income, and plan to give birth. Interestingly, households not having a plan to give birth in the future were living in larger house than the households having a plan to give birth. Second, housing values of households with one child were divided into 4 factors-environmental comfort, economy and convenience, social status symbolism, and adequacy of space planning. Items related to privacy showed the biggest difference between housing values and housing satisfaction. Third, most of the respondents wanted larger house than current housing. However, the need for quality of housing including floor area and amenities was significantly higher among households not having a plan to give another birth than households having a plan to give birth in the future.

Development of the Screening Tool for Risk of Preterm Birth in Pregnant Women (임신부의 조산위험 선별도구 개발)

  • Cho, Mi-Ock;Kim, Jeung-Im
    • Journal of Digital Convergence
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    • v.18 no.6
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    • pp.335-344
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    • 2020
  • This study was to develop a screening tool to identify the pregnant women who are required to have a concrete checkup or education about preterm birth. The items for the screening tool were drafted from literature review and the result of interviews with women who are hospitalized after preterm delivery based on the biopsychosocial framework. The validity and reliability of the items was performed after the content validity and the pilot survey. The screening tool for the risk of preterm birth in pregnant women was consisted of two parts. One was consisted of 9-items for the biomedical risks and another one was consisted of 17-items for the psycho-physical risks. The screening tool for the risk of preterm birth in pregnant women reveals valid and reliable. It could be applied to identify the pregnant women who have some risks of preterm birth.

Productive and Reproductive Performance of Kajli and Lohi Ewes

  • Nawaz, M.;Khan, M.A.;Qureshi, M.A.;Rasool, E.
    • Asian-Australasian Journal of Animal Sciences
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    • v.12 no.1
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    • pp.61-67
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    • 1999
  • Data from 22837 lambings of Lohi and Kajli ewes from 1962 through 1994 were used to analyse productive and reproductive traits and wool production, Overall litter size at birth averaged 1.33 being 1.45 for Lohi and 1.21 for Kajli ewes. The corresponding values at weaning were 1.23, 1.32 and 1.14, respectively. Litter size was consistently lowest for one year old, with a substantial increase at two, three and four years of ewe age and marginal increase thereafter, Ewes lambing in spring weaned 0.08 more lambs per parturition than ewes lambed in Autumn (p<0,01). Lamb birth weights were affected by ewe breed (p<0.01) and increased with ewe age. Overall lamb weaning weight (120 d) of 17993 lambs was 20.3 kg. Weaning weight was affected by breed, sire, year of birth, sex, rearing rank and weaning age (p<0.01). The highest mean weaning weight was 21.9 kg for Lohi lambs followed by Kajli lambs (18.8 kg), Lambs from Kajli ewes were 9% heavier at birth but 14% lighter at weaning. Twin born lambs were 18% lighter at birth and 13% at weaning than single born lambs. Male lambs were 3% heavier at birth and 4.5% heavier at weaning than female lambs. Overall annual mean wool production was 2,64 kg, Kajli ewes were heavier at breeding than Lohi ewes (i.e. 46.2 vs 44.8 kg). Lohi ewes being 3% less body weight produced 38% more wool and 18% more litter weaning weight than Kajli ewes, When average weight of lamb weaned per ewe weaning lambs was adjusted for ewe average metabolic body size, Lohi ewes were most efficient (i.e. arbitrary assigned value of 100) compared to Kajli ewes achieving only 83% of Lohi level.

Effect of Maternal Under-nutrition during Late Pregnancy on Lamb Birth Weight

  • Gao, F.;Hou, X.Z.;Liu, Y.C.;Wu, S.Q.;Ao, C.J.
    • Asian-Australasian Journal of Animal Sciences
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    • v.21 no.3
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    • pp.371-375
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    • 2008
  • This study investigated the effects of maternal undernutrition during late pregnancy on lamb birth weight. 45 Mongolian ewes, synchronized for oestrus and then mated, were divided into four groups and offered 0.86 MJME/kgw-0.75d-1 (control group; CG : ad libitum access to feed), $0.44MJME/kgw^{-0.75}d^{-1}$ (Restricted Group 3; R3), $0.33MJME/kgw^{-0.75}d^{-1}$ (Restricted Group 2; R2) and $0.20MJME/kgw^{-0.75}d^{-1}$ (Restricted Group 1; R1) respectively during late pregnancy (90-150 days). During restriction, maternal net body weight loss, insulin and NEFA concentrations and lamb birth weight were measured. The results indicated that loss of maternal body weight in R3, R2 and R1 was 4.42, 7.23, 11.13 kg respectively, which was significantly (p<0.01) higher than that in CG (0.93 kg). Insulin concentrations of the ewes in R1, R2 and R3 were lower and were significantly different (p<0.05) between restricted groups and CG at 124 d of pregnancy. NEFA concentrations in all groups tended to decrease from 90d of gestation to parturition and in R1 were significantly (p<0.05) lower than in CG at 124 d of gestation. Lamb birth weight in R1 was significantly lower than in R2, R3 and CG (p<0.05). In conclusion, with decreasing supply of maternal nutrition, the retardation of fetal growth became worse. When the plane of nutrition was below $0.33MJME/kgw^{-0.75}d^{-1}$, significant effects of maternal undernutrition on lamb birth weight were observed.