References
- SiegaRiz AM, Adair LS, Hobel CJ. Maternal hematologic changes during pregnancy and the effect of iron status on preterm delivery in a west Los Angeles population. Am J Perinatol 1998; 15: 515–22.
- Brabin BJ, Ginny M, Sapau J, Galme K, Paino J. Consequences of maternal anaemia on outcome of pregnancy in a malaria endemic area in Papua New Guinea. Ann Trop Med Parasitol 1990; 84: 11–24.
- Steer P, Alam MA, Wadsworth J, Welch A. Relation between maternal haemoglobin concentration and birth weight in different ethnic groups. BMJ 1995; 310: 48991.
- MacLeod J, Rhode R. Retrospective follow-up of maternal deaths and their associated risk factors in a rural district of Tanzania. Trop Med Int Health 1998; 3: 130–7.
- Garn SM, Ridella SA, Petzold AS, Falkner F. Maternal hematological levels and pregnancy outcome. Semin Perinatol 1981; 5: 155–61.
- Sarin AR. Severe anemia of pregnancy, recent experience. Int J Gynaecol Obstet 1995; 50: S45–9.
- Rasmussen S, Oian P. First- and second-trimester hemoglobin levels. Relation to birth weight and gestational age. Acta Obstet Gynecol Scand 1993; 72: 246–51.
- Gaspar MJ, Ortega RM, Moreiras O. Relationship between iron status in pregnant women and their newborn babies. Investigation in a Spanish population. Acta Obstet Gynecol Scand 1993; 72: 534–7.
- World Health Organization. Nutritional Anaemias: Report of a WHO Scientific Group. Technical report series No. 405. Geneva: WHO, 1968.
- Milman N, Byg KE, Agger AO. Hemoglobin and erythrocyte indices during normal pregnancy and postpartum in 206 women with and without iron supplementation. Acta Obstet Gynecol Scand 2000; 79: 89–98.
- Haram K, Hervig T, Ulvik RJ. Hemoglobin, jernmangel og anemi hos gravide. Diagnostiske aspekter. [Hemoglobin, iron deficiency and anemia in pregnant women. Diagnostic aspects]. Tidsskr Nor Laegeforen 1997; 117: 962–6.
- World Health Organization. The prevalence of Anaemia in women: A tabulation of available information. WHO/ MCH/MSM/92.2. Geneva: WHO, 1992.
- Centers for disease control and prevention. CDC criteria for anemia in children and childbearing-aged women. Morb Mortal Wkly Rep 1989; 38: 400–4.
- Hofvander Y. Hematological investigations in Ethiopia with special reference to a high iron intake. Acta Med Scand 1968; 11–74.
- Gebre Medhin M, Killander A, Bahlquist B, Wuhib E. Rarity of anaemia of pregnancy in Ethiopia. Scand J Haematol 1976; 16: 168–75.
- Yepez R, Calle A, Galan P, Estevez E, Davila M, Estrella R et al. Iron status in Ecuadorian pregnant women living at 2,800 m altitude: relationship with infant iron status. Int J Vitam Nutr Res 1987; 57: 327–32.
- Dirren H, Logman MH, Barclay DV Freire WB. Altitude correction for hemoglobin. Eur J Clin Nutr 1994; 48: 62532.
- Bergsjo P, Seha AM, Ole King’ori N. Hemoglobin concentration in pregnant women. Experience from Moshi, Tanzania. Acta Obstet Gynecol Scand 1996; 75: 241–4.
- Massawe S, Urassa E, Lindmark G, Moller B, Nystrom L. Anaemia in pregnancy: A major health problem with implications for maternal health care. Afr J Health Sciences 1996; 3: 126–32.
- Matteelli A, Donato F, Shein A, Muchi JA, Leopardi O, Astori L et al. Malaria and anaemia in pregnant women in urban Zanzibar, Tanzania. Ann Trop Med Parasitol 1994; 88: 475–83.
- Msolla MJ, Kinabo JL. Prevalence of anaemia in pregnant women during the last trimester. Int J Food Sci Nutr 1997; 48: 265–70.
- Bureau of Statistics, Planning Commission and Macro International Inc. Tanzania Demographic and Health Survey 1996. Calverton, Maryland, USA: Macro International Inc., 1997.
- Government of Tanzania. East Africa 1:50,000 (Tanzania). Dar es Salaam: Surveys and mapping division, Ministry of lands, housing and urban development, 1975.
- Dean AG, Dean JA, Coulombier D, Brendel KA, Smith DC, Burton AC et al. Epi Info version 6: A word processing, database, and statistics program for public health on IBM compatible microcomputers. Atlanta: Centers for Disease Control, 1995.
- Norusis M. SPSS for Windows: Advanced Statistics. Version 6.0. Chicago: SPSS, 1993.
- Hurtado A, Merino C, Delgado E. Influence of anoxemia on the hemopoietic activity. Arch Intern Med 1945; 75: 284–323.
- Estrella R, Hercberg S, Maggy G, Larreategui J, Yepez R. Evaluation of iron-deficiency anemia by an iron supplementation trial in children living at a 2,800-m altitude. Clin Chim Acta 1987; 164: 1–6.
- Meindertsma JD, Kessler JJ. Towards better use of environmental resources. A planning document of Karatu and Mbulu districts, Tanzania. Planning document Mbulu, 1997.
- WHO. Coverage of Maternity Care. Geneva, 1997.
- Jackson DJ, Klee EB, Green SD, Mokili JL, Elton RA, Cutting WA. Severe anaemia in pregnancy: a problem of primigravidae in rural Zaire. Trans R Soc Trop Med Hyg 1991; 85: 829–32.
- Rekdal OB. The invention by tradition: Creativity and change among the Iraqw of northern Tanzania [dissertation). University of Bergen, 1999.
- Koller O. The clinical significance of hemodilution during pregnancy. Obstet Gynecol Surv 1982; 37: 649–52.
- Milman N, Bergholt T, Byg KE, Eriksen L, Graudal N. Iron status and iron balance during pregnancy. A critical reappraisal of iron supplementation. Acta Obstet Gynecol Scand 1999; 78: 749–57.
- Bouvier P, Doumbo O, Breslow N, Robert CF, Mauris A, Picquet M et al. Seasonality, malaria, and impact of prophylaxis in a West African village I. Effect of anemia in pregnancy. Am J Trop Med Hyg 1997; 56: 378–83.
- Massawe SN, Urassa EN, Mmari M, Ronquist G, Lindmark G, Nystrom L. The complexity of pregnancy anemia in Dar-es-Salaam. Gynecol Obstet Invest 1999; 47: 76–82.
- Fleming AF. The aetiology of severe anaemia in pregnancy in Ndola, Zambia. Ann Trop Med Parasitol 1989; 83: 3749.
- Smith T, Charlwood JD, Kihonda J, Mwankusye S, Billingsley P, Meuwissen J et al. Absence of seasonal variation in malaria parasitaemia in an area of intense seasonal transmission. Acta Trop 1993; 54: 55–72.
- Haydom Lutheran Hospital. Annual report of Haydom Lutheran Hospital, 1997. Haydom: 1998.