E. C. Nwogu

Assessment of the Validity of Assumption of Zero Net Migration in Estimation of Adult Mortality Using Preston Integrated Approach

E. C. Nwogu, Ohaegbulam Emmanuel & Osuagwu Chidimma Udo · Archives of Current Research International · 2024

This study examines the implication(s) of ignoring net migration in estimation of adult mortality from non-stable population using the Preston [1] integrated method and proposes a method of assessing presence of net migration in a study data. In deriving the model for estimation...

Open access Research Article 10.9734/acri/2024/v24i4654

Revised Fixed-base Model for Estimation of Adult Mortality in Developing Countries

C. O. Okoro, E. C. Nwogu & F. U. Mgbudem · Asian Journal of Probability and Statistics · 2022

This paper presents a revised Fixed-base model (RFBM) for the estimation of adult mortality in developing countries. The RFBM also derives estimates of adult mortality from the age distributions of two censuses by 5-year age-groups. Unlike the original version, RFBM does not depe...

Open access Research Article 10.9734/ajpas/2022/v19i130459