| A grammar of the Ibibio language OE Essien Univ. Press Ltd., 1990 | 235 | 1990 |
| Intensive patient education improves glycaemic control in diabetes compared to conventional education: a randomised controlled trial in a Nigerian tertiary care hospital O Essien, A Otu, V Umoh, O Enang, JP Hicks, J Walley PloS one 12 (1), e0168835, 2017 | 74 | 2017 |
| Ibibio names: Their structure and their meanings OE Essien Daystar press, 1986 | 70 | 1986 |
| Traditional healers' practices and the spread of HIV/AIDS in south eastern Nigeria EJ Peters, KK Immananagha, OE Essien, JU Ekott Tropical Doctor 34 (2), 79-82, 2004 | 63 | 2004 |
| Prevalence of dysglycemia in Calabar: a cross-sectional observational study among residents of Calabar, Nigeria OE Enang, AA Otu, OE Essien, H Okpara, OA Fasanmade, ... BMJ Open Diabetes Research and Care 2 (1), e000032, 2014 | 51 | 2014 |
| The future of minority languages OE Essien Multilingualism, Minority Languages and Language Policy in Nigeria. Agbor …, 1990 | 47 | 1990 |
| Perception of ischaemic heart diease, knowledge of and attitude to reduction of its risk factors VO Ansa, A Oyo-Ita, OE Essien East African medical journal 84 (7), 318-323, 2007 | 43 | 2007 |
| The English language and code-mixing: A case study of the phenomenon in Ibibio O Essien New Englishes: A West African Perspective, Ibadan: Mosuro, 269-83, 1995 | 43 | 1995 |
| Prevalence of the metabolic syndrome among patients with type 2 diabetes mellitus in Uyo, Nigeria BC Unadike, NA Akpan, EJ Peters, IO Essien, OE Essien African Journal of Endocrinology and Metabolism 8 (1), 9-11, 2009 | 33 | 2009 |
| Diverse blood exposures associated with incident HIV infection in Calabar, Nigeria EJ Peters, DD Brewer, NE Udonwa, GTA Jombo, OE Essien, VA Umoh, ... International journal of STD & AIDS 20 (12), 846-851, 2009 | 29 | 2009 |
| Thyroid hormones and prolactin levels in infertile women in southern Nigeria IE Bassey, AE Udoh, OE Essien, IKP Isong, RM Gali, EE Archibong Journal of clinical and diagnostic research: JCDR 9 (3), OC13, 2015 | 27 | 2015 |
| Coronary artery disease and the profile of cardiovascular risk factors in South South Nigeria: a clinical and autopsy study OE Essien, J Andy, V Ansa, AA Otu, A Udoh Cardiology Research and Practice 2014, 2014 | 26 | 2014 |
| Red cell catalase activity in diabetics AE Udoh, I Ntu, O Essien, M Ndon Pakistan Journal of nutrition 6 (5), 511-515, 2007 | 26 | 2007 |
| National development, language and language policy in Nigeria O Essien Topical Issues in Sociolinguistics: The Nigerian Perspectives. Port Harcourt …, 2003 | 26 | 2003 |
| What is in a name: A linguistic and cultural explication of Ibibio personal names O Essien Proceedings of 2nd world congress on African linguistics, 103-130, 2000 | 26 | 2000 |
| Profile, bacteriology, and risk factors for foot ulcers among diabetics in a tertiary hospital in Calabar, Nigeria AA Otu, VA Umoh, OE Essien, OE Enang, HO Okpa, PN Mbu Ulcers 2013, 2013 | 24 | 2013 |
| Seminal plasma selenium, calcium, magnesium and zinc levels in infertile men. IE Bassey, OE Essien, AE Udoh, IU Imo, IO Effiong | 22 | 2013 |
| Assessment of anthropometric indices among residents of Calabar, South-East Nigeria EO Egbe, OA Asuquo, EO Ekwere, F Olufemi, AE Ohwovoriole Indian journal of endocrinology and metabolism 18 (3), 386-393, 2014 | 21 | 2014 |
| The orthography of the Ibibio language OE Essien Ibibio Language Panel, 1983 | 21 | 1983 |
| Vital aspects of linguistics O Essien Port-Harcourt: M & J Grand Orbit Communication Ltd, 2010 | 20 | 2010 |
Ndifreke Ekpo UDONWAProfessor of Family Medicine, University of Calabar, NigeriaVerified email at unical.edu.ng
