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Featured researches published by Nirmala Nair.


The Lancet | 2010

Effect of a participatory intervention with women's groups on birth outcomes and maternal depression in Jharkhand and Orissa, India: a cluster-randomised controlled trial.

Prasanta Tripathy; Nirmala Nair; Sarah A. Barnett; Rajendra Mahapatra; Josephine Borghi; Shibanand Rath; Suchitra Rath; Rajkumar Gope; Dipnath Mahto; Rajesh Sinha; Rashmi Lakshminarayana; Vikram Patel; Christina Pagel; Audrey Prost; Anthony Costello

BACKGROUND Community mobilisation through participatory womens groups might improve birth outcomes in poor rural communities. We therefore assessed this approach in a largely tribal and rural population in three districts in eastern India. METHODS From 36 clusters in Jharkhand and Orissa, with an estimated population of 228 186, we assigned 18 clusters to intervention or control using stratified randomisation. Women were eligible to participate if they were aged 15-49 years, residing in the project area, and had given birth during the study. In intervention clusters, a facilitator convened 13 groups every month to support participatory action and learning for women, and facilitated the development and implementation of strategies to address maternal and newborn health problems. The primary outcomes were reductions in neonatal mortality rate (NMR) and maternal depression scores. Analysis was by intention to treat. This trial is registered as an International Standard Randomised Controlled Trial, number ISRCTN21817853. FINDINGS After baseline surveillance of 4692 births, we monitored outcomes for 19 030 births during 3 years (2005-08). NMRs per 1000 were 55.6, 37.1, and 36.3 during the first, second, and third years, respectively, in intervention clusters, and 53.4, 59.6, and 64.3, respectively, in control clusters. NMR was 32% lower in intervention clusters adjusted for clustering, stratification, and baseline differences (odds ratio 0.68, 95% CI 0.59-0.78) during the 3 years, and 45% lower in years 2 and 3 (0.55, 0.46-0.66). Although we did not note a significant effect on maternal depression overall, reduction in moderate depression was 57% in year 3 (0.43, 0.23-0.80). INTERPRETATION This intervention could be used with or as a potential alternative to health-worker-led interventions, and presents new opportunities for policy makers to improve maternal and newborn health outcomes in poor populations. FUNDING Health Foundation, UK Department for International Development, Wellcome Trust, and the Big Lottery Fund (UK).


The Lancet | 2013

Women's groups practising participatory learning and action to improve maternal and newborn health in low-resource settings: a systematic review and meta-analysis

Audrey Prost; Tim Colbourn; Nadine Seward; Kishwar Azad; Arri Coomarasamy; Andrew Copas; Tanja A. J. Houweling; Edward Fottrell; Abdul Kuddus; Sonia Lewycka; Christine MacArthur; Dharma Manandhar; Joanna Morrison; Charles Mwansambo; Nirmala Nair; Bejoy Nambiar; David Osrin; Christina Pagel; Tambosi Phiri; Anni-Maria Pulkki-Brännström; Mikey Rosato; Jolene Skordis-Worrall; Naomi Saville; Neena Shah More; Bhim Shrestha; Prasanta Tripathy; Amie Wilson; Anthony Costello

BACKGROUND Maternal and neonatal mortality rates remain high in many low-income and middle-income countries. Different approaches for the improvement of birth outcomes have been used in community-based interventions, with heterogeneous effects on survival. We assessed the effects of womens groups practising participatory learning and action, compared with usual care, on birth outcomes in low-resource settings. METHODS We did a systematic review and meta-analysis of randomised controlled trials undertaken in Bangladesh, India, Malawi, and Nepal in which the effects of womens groups practising participatory learning and action were assessed to identify population-level predictors of effect on maternal mortality, neonatal mortality, and stillbirths. We also reviewed the cost-effectiveness of the womens group intervention and estimated its potential effect at scale in Countdown countries. FINDINGS Seven trials (119,428 births) met the inclusion criteria. Meta-analyses of all trials showed that exposure to womens groups was associated with a 37% reduction in maternal mortality (odds ratio 0.63, 95% CI 0.32-0.94), a 23% reduction in neonatal mortality (0.77, 0.65-0.90), and a 9% non-significant reduction in stillbirths (0.91, 0.79-1.03), with high heterogeneity for maternal (I(2)=58.8%, p=0.024) and neonatal results (I(2)=64.7%, p=0.009). In the meta-regression analyses, the proportion of pregnant women in groups was linearly associated with reduction in both maternal and neonatal mortality (p=0.026 and p=0.011, respectively). A subgroup analysis of the four studies in which at least 30% of pregnant women participated in groups showed a 55% reduction in maternal mortality (0.45, 0.17-0.73) and a 33% reduction in neonatal mortality (0.67, 0.59-0.74). The intervention was cost effective by WHO standards and could save an estimated 283,000 newborn infants and 41,100 mothers per year if implemented in rural areas of 74 Countdown countries. INTERPRETATION With the participation of at least a third of pregnant women and adequate population coverage, womens groups practising participatory learning and action are a cost-effective strategy to improve maternal and neonatal survival in low-resource settings. FUNDING Wellcome Trust, Ammalife, and National Institute for Health Research Collaboration for Leadership in Applied Health Research and Care for Birmingham and the Black Country programme.


BMC Pregnancy and Childbirth | 2008

A prospective key informant surveillance system to measure maternal mortality – findings from indigenous populations in Jharkhand and Orissa, India

Sarah A. Barnett; Nirmala Nair; Prasanta Tripathy; Jo Borghi; Suchitra Rath; Anthony Costello

BackgroundIn places with poor vital registration, measurement of maternal mortality and monitoring the impact of interventions on maternal mortality is difficult and seldom undertaken. Mortality ratios are often estimated and policy decisions made without robust evidence. This paper presents a prospective key informant system to measure maternal mortality and the initial findings from the system.MethodsIn a population of 228 186, key informants identified all births and deaths to women of reproductive age, prospectively, over a period of 110 weeks. After birth verification, interviewers visited households six to eight weeks after delivery to collect information on the ante-partum, intra-partum and post-partum periods, as well as birth outcomes. For all deaths to women of reproductive age they ascertained whether they could be classified as maternal, pregnancy related or late maternal and if so, verbal autopsies were conducted.Results13 602 births were identified, with a crude birth rate of 28.2 per 1000 population (C.I. 27.7–28.6) and a maternal mortality ratio of 722 per 100 000 live births (C.I. 591–882) recorded. Maternal deaths comprised 29% of all deaths to women aged 15–49. Approximately a quarter of maternal deaths occurred ante-partum, a half intra-partum and a quarter post-partum. Haemorrhage was the commonest cause of all maternal deaths (25%), but causation varied between the ante-partum, intra-partum and post-partum periods. The cost of operating the surveillance system was US


PLOS Medicine | 2012

Association between Clean Delivery Kit Use, Clean Delivery Practices, and Neonatal Survival: Pooled Analysis of Data from Three Sites in South Asia

Nadine Seward; David Osrin; Leah Li; Anthony Costello; Anni-Maria Pulkki-Brännström; Tanja A. J. Houweling; Joanna Morrison; Nirmala Nair; Prasanta Tripathy; Kishwar Azad; Dharma Manandhar; Audrey Prost

386 a month, or US


International Journal of Epidemiology | 2013

The equity impact of participatory women’s groups to reduce neonatal mortality in India: secondary analysis of a cluster-randomised trial

Tanja A. J. Houweling; Prasanta Tripathy; Nirmala Nair; Shibanand Rath; Suchitra Rath; Rajkumar Gope; Rajesh Sinha; Caspar W. N. Looman; Anthony Costello; Audrey Prost

0.02 per capita per year.ConclusionThis low cost key informant surveillance system produced high, but plausible birth and death rates in this remote population in India. This method could be used to monitor trends in maternal mortality and to test the impact of interventions in large populations with poor vital registration and thus assist policy makers in making evidence-based decisions.


PLOS Medicine | 2010

Improving Newborn Survival in Low-Income Countries: Community-Based Approaches and Lessons from South Asia

Nirmala Nair; Prasanta Tripathy; Audrey Prost; Anthony Costello; David Osrin

A pooled analysis of data from three studies in South Asia demonstrates an association between use of clean delivery kits during home births and reduced risk of neonatal mortality.


BMJ Open | 2014

Prevalence and determinants of caesarean section in private and public health facilities in underserved South Asian communities: cross-sectional analysis of data from Bangladesh, India and Nepal

Melissa Neuman; Glyn Alcock; Kishwar Azad; Abdul Kuddus; David Osrin; Neena Shah More; Nirmala Nair; Prasanta Tripathy; Catherine Sikorski; Naomi Saville; Aman Sen; Tim Colbourn; Tanja A. J. Houweling; Nadine Seward; Dharma Manandhar; Bhim Shrestha; Anthony Costello; Audrey Prost

Progress towards the Millennium Development Goals (MDGs) has been uneven. Inequalities in child health are large and effective interventions rarely reach the most in need. Little is known about how to reduce these inequalities. We describe and explain the equity impact of a women’s group intervention in India that strongly reduced the neonatal mortality rate (NMR) in a cluster-randomised trial. We conducted secondary analyses of the trial data, obtained through prospective surveillance of a population of 228 186. The intervention effects were estimated separately, through random effects logistic regression, for the most and less socio-economically marginalised groups. Among the most marginalised, the NMR was 59% lower in intervention than in control clusters in years 2 and 3 (70%, year 3); among the less marginalised, the NMR was 36% lower (35%, year 3). The intervention effect was stronger among the most than among the less marginalised (P-value for difference = 0.028, years 2-3; P-value for difference = 0.009, year 3). The stronger effect was concentrated in winter, particularly for early NMR. There was no effect on the use of health-care services in either group, and improvements in home care were comparable. Participatory community interventions can substantially reduce socio-economic inequalities in neonatal mortality and contribute to an equitable achievement of the unfinished MDG agenda.


Bulletin of The World Health Organization | 2013

Improved neonatal survival after participatory learning and action with women's groups: a prospective study in rural eastern India

Swati Sarbani Roy; Rajendra Mahapatra; Shibanand Rath; Aparna Bajpai; Vijay Singh; Suchitra Rath; Nirmala Nair; Prasanta Tripathy; Raj Kumar Gope; Rajesh Sinha; Anthony Costello; Christina Pagel; Audrey Prost

David Osrin and colleagues discuss the critical importance of reducing global neonatal mortality in developing countries and how community-based approaches can help.


Journal of Affective Disorders | 2012

Predictors of maternal psychological distress in rural India: a cross-sectional community-based study.

Audrey Prost; Rashmi Lakshminarayana; Nirmala Nair; Prasanta Tripathy; Andrew Copas; Rajendra Mahapatra; Shibanand Rath; Raj Kumar Gope; Suchitra Rath; Aparna Bajpai; Vikram Patel; Anthony Costello

Objectives To describe the prevalence and determinants of births by caesarean section in private and public health facilities in underserved communities in South Asia. Design Cross-sectional study. Setting 81 community-based geographical clusters in four locations in Bangladesh, India and Nepal (three rural, one urban). Participants 45 327 births occurring in the study areas between 2005 and 2012. Outcome measures Proportion of caesarean section deliveries by location and type of facility; determinants of caesarean section delivery by location. Results Institutional delivery rates varied widely between settings, from 21% in rural India to 90% in urban India. The proportion of private and charitable facility births delivered by caesarean section was 73% in Bangladesh, 30% in rural Nepal, 18% in urban India and 5% in rural India. The odds of caesarean section were greater in private and charitable health facilities than in public facilities in three of four study locations, even when adjusted for pregnancy and delivery characteristics, maternal characteristics and year of delivery (Bangladesh: adjusted OR (AOR) 5.91, 95% CI 5.15 to 6.78; Nepal: AOR 2.37, 95% CI 1.62 to 3.44; urban India: AOR 1.22, 95% CI 1.09 to 1.38). We found that highly educated women were particularly likely to deliver by caesarean in private facilities in urban India (AOR 2.10; 95% CI 1.61 to 2.75) and also in rural Bangladesh (AOR 11.09, 95% CI 6.28 to 19.57). Conclusions Our results lend support to the hypothesis that increased caesarean section rates in these South Asian countries may be driven in part by the private sector. They also suggest that preferences for caesarean delivery may be higher among highly educated women, and that individual-level and provider-level factors interact in driving caesarean rates higher. Rates of caesarean section in the private sector, and their maternal and neonatal health outcomes, require close monitoring.


The Lancet Global Health | 2016

Effect of participatory women's groups facilitated by Accredited Social Health Activists on birth outcomes in rural eastern India: a cluster-randomised controlled trial

Prasanta Tripathy; Nirmala Nair; Rajesh Sinha; Shibanand Rath; Raj Kumar Gope; Suchitra Rath; Swati Sarbani Roy; Aparna Bajpai; Vijay P. Singh; Vikash Nath; Sarfraz Ali; Alok Kumar Kundu; Dibakar Choudhury; Sanjib Kumar Ghosh; Sanjay Kumar; Rajendra Mahapatra; Anthony Costello; Edward Fottrell; Tanja A. J. Houweling; Audrey Prost

OBJECTIVE To determine whether a womens group intervention involving participatory learning and action has a sustainable and replicable effect on neonatal survival in rural, eastern India. METHODS From 2004 to 2011, births and neonatal deaths in 36 geographical clusters in Jharkhand and Odisha were monitored. Between 2005 and 2008, these clusters were part of a randomized controlled trial of how womens group meetings involving participatory learning and action influence maternal and neonatal health. Between 2008 and 2011, groups in the original intervention clusters (zone 1) continued to meet to discuss post-neonatal issues and new groups in the original control clusters (zone 2) met to discuss neonatal health. Logistic regression was used to examine neonatal mortality rates after 2008 in the two zones. FINDINGS Data on 41,191 births were analysed. In zone 1, the interventions effect was sustained: the cluster-mean neonatal mortality rate was 34.2 per 1000 live births (95% confidence interval, CI: 28.3-40.0) between 2008 and 2011, compared with 41.3 per 1000 live births (95% CI: 35.4-47.1) between 2005 and 2008. The effect of the intervention was replicated in zone 2: the cluster-mean neonatal mortality rate decreased from 61.8 to 40.5 per 1000 live births between two periods: 2006-2008 and 2009-2011 (odds ratio: 0.69, 95% CI: 0.57-0.83). Hygiene during delivery, thermal care of the neonate and exclusive breastfeeding were important factors. CONCLUSION The effect of participatory womens groups on neonatal survival in rural India, where neonatal mortality is high, was sustainable and replicable.

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Prasanta Tripathy

Erasmus University Rotterdam

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Audrey Prost

University College London

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Shibanand Rath

Erasmus University Rotterdam

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Rajesh Sinha

Erasmus University Rotterdam

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Suchitra Rath

Erasmus University Rotterdam

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Rajkumar Gope

Erasmus University Rotterdam

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Naomi Saville

University College London

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