Associations between intimate partner violence (IPV) and poor physical and mental health of women have been demonstrated in the international and national literature across numerous studies. This paper presents a review of the literature on this topic. The 75 papers included in this review cover both original research studies and those which undertook secondary analyses of primary data sources. The reviewed research papers published from 2006 to 2012 include quantitative and qualitative studies from Western and developing countries. The results show that while there is variation in prevalence of IPV across various cultural settings, IPV was associated with a range of mental health issues including depression, PTSD, anxiety, self-harm, and sleep disorders. In most studies, these effects were observed using validated measurement tools. IPV was also found to be associated with poor physical health including poor functional health, somatic disorders, chronic disorders and chronic pain, gynaecological problems, and increased risk of STIs. An increased risk of HIV was reported to be associated with a history of sexual abuse and violence. The implications of the study findings in relation to methodological issues, clinical significance, and future research direction are discussed.
Spectrally resolved photoluminescence is used to measure the band-to-band absorption coefficient α(BB)(ℏω) of organic-inorganic hybrid perovskite methylammonium lead iodide (CH₃NH₃PbI₃) films from 675 to 1400 nm. Unlike other methods used to extract the absorption coefficient, photoluminescence is only affected by band-to-band absorption and is capable of detecting absorption events at very low energy levels. Absorption coefficients as low as 10⁻¹⁴ cm⁻¹ are detected at room temperature for long wavelengths, which is 14 orders of magnitude lower than reported values at shorter wavelengths. The temperature dependence of α(BB)(ℏω) is calculated from the photoluminescence spectra of CH₃NH₃PbI₃ in the temperature range 80-360 K. Based on the temperature-dependent α(BB)(ℏω), the product of the radiative recombination coefficient and square of the intrinsic carrier density, B(T) × n(i)², is also obtained.
This paper reviews the evidence concerning the epidemiology of sexually transmitted infections (STIs) with a particular focus on older people. Evidence from North America, Australia, China and Korea clearly shows increasing rates of many STIs in the population group aged 50 years and older. Similar changes are identified in three studies conducted in sub-Saharan Africa. There is a significant lack of detailed epidemiological data from Asia-Pacific and many African countries. There is also a lack of health education and health programmes directed towards older people. It is likely that sexual ageism is the dynamic that underpins this lack of focus and resources for older people.
A nationwide survey of 125,000 public rural waterpoints installed between 2007 and 2012 reveals major changes from the pre-arsenic era and expectations of the 2004 Arsenic Policy. Shallow tubewell (STW) use has greatly reduced and deep tubewells (DTWs) now dominate in arsenic-affected areas. Arsenic contamination is greatly reduced from baseline; 3.6% of DTWs, 7.6% of STWs and 5.5% of ringwells (RWs) exceed 50 μg/L. In some sub-districts contamination is worse than previously recognised. Faecal contamination affects 48% of devices, and is most severe in RWs and surface water devices (SWDs). Manganese exceeds 0.4 mg/L in 12% of DTWs, 51% of STWs and 40% of RWs. Iron exceeds 1 mg/L in 48% of devices. Sustained operation ranges from 91% in DTWs, 84% in STWs, 68% in RWs to 47–94% in SWDs. Falling water levels in shallow and deep aquifers require replacement of suction pumps. Addressing aesthetic, water quality and level issues will require major investment in piped water systems with Fe/Mn removal and chlorination. Technologies differ in household coverage (DTW > STW > RW) and use for drinking (DTW > RW > STW). With a modest increase in investment in relatively safe, popular and cost-effective DTWs and better targeting, arsenic poisoning could be virtually eliminated in 5–10 years.
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