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Table 2 Anaemia prevalence and haemoglobin level of 6 months to under 5 years old children by age groups, states, and type of place of residence, Sudan, 2016

From: Anaemia prevalence and determinants in under 5 years children: findings of a cross-sectional population-based study in Sudan

Variables Anaemia prevalence in 6 months to under 2 years Anaemia prevalence in 2 to under 5 years p. value Anaemia prevalence (overall) Severe anaemia prevalence (overall) N
Mean haemoglobin (g/L)
Sudan Frequency 427/690 1096/2404 1523/3094 50/3094 3094
% 61.9% 45.6% < 0.001 49.2% 1.6% 108.1 (15.4)
States
 Northern Frequency 16/22 39/81 55/103 1/103 103
% 72.7% 48.1% 0.040 53.4% 1.0% 107.4 (12.8)
 River Nile Frequency 17/28 60/107 77/135 2/135 135
% 60.7% 56.1% 0.659 57.0% 1.5% 106.0 (15.7)
 Red Sea Frequency 4/9 19/54 23/63 0/63 63
% 44.4% 35.2% 0.593 36.5% 0.0% 108.2 (13.5)
 Kassala Frequency 30/52 109/190 139/242 4/242 242
% 57.7% 57.4% 0.967 57.4% 1.7% 105.1 (15.5)
 Gedarif Frequency 29/38 68/146 97/184 2/184 184
% 76.3% 46.6% 0.001 52.7% 1.1% 108.7 (15.2)
 Khartoum Frequency 32/40 70/131 102/171 3/171 171
% 80.0% 53.4% 0.003 59.6% 1.8% 104.6 (15.1)
 Gezira Frequency 37/48 52/122 89/170 0/170 170
% 77.1% 42.6% < 0.001 52.4% 0.0% 108.2 (12.3)
 White Nile Frequency 22/37 55/114 77/151 3/151 151
% 59.5% 48.2% 0.236 51.0% 2.0% 107.0 (14.4)
 Sinnar Frequency 31/38 62/114 93/152 4/152 152
% 81.6% 54.4% 0.003 61.2% 2.6% 103.8 (14.2)
 Blue Nile Frequency 36/44 68/163 104/207 3/207 207
% 81.8% 41.7% < 0.001 50.2% 1.4% 107.9 (15.4)
 North Kordofan Frequency 23/48 60/150 83/198 1/198 198
% 47.9% 40.0% 0.333 41.9% 0.5% 110.2 (14.1)
 South Kordofan Frequency 22/43 72/151 94/194 2/194 194
% 51.2% 47.7% 0.687 48.5% 1.0% 108.7 (14.1)
 West Kordofan Frequency 16/29 43/98 59/127 1/127 127
% 55.2% 43.9% 0.284 46.5% 0.8% 109.8 (15.7)
 North Darfur Frequency 26/50 59/203 85/253 1/253 253
% 52.0% 29.1% 0.002 33.6% 0.4% 114.4 (14.7)
 West Darfur Frequency 28/59 51/138 79/197 2/197 197
% 47.5% 37.0% 0.168 40.1% 1.0% 111.2 (13.6)
 South Darfur Frequency 28/57 85/206 113/263 6/263 263
% 49.1% 41.3% 0.298 43.0% 2.3% 109.5 (17.4)
 Central Darfur Frequency 17/30 62/127 79/157 12/157 157
% 56.7% 48.8% 0.439 50.3% 7.6% 105.4 (20.2)
 East Darfur Frequency 13/18 62/109 75/127 3/127 127
% 72.2% 56.9% 0.220 59.1% 2.4% 105.6 (16.2)
p. value*   < 0.001 < 0.001 < 0.001 < 0.001 < 0.001
Area classification
 Rural Frequency 308/494 795/1692 1103/2186 33/2186 2186
% 62.3% 47.0% < 0.001 50.5% 1.5% 107.9 (15.2)
 Urban Frequency 96/151 231/545 327/696 10/696 696
% 63.6% 42.4% < 0.001 47.0% 1.4% 108.6 (15.2)
 Camp Refugees Frequency 23/45 70/167 93/212 7/212 212
% 51.1% 41.9% 0.270 43.9% 3.3% 109.0 (18.0)
p. value*   0.295 0.106 0.076 0.130 0.389
  1. N: total number of cases included in the analysis
  2. * p. value for categorical data (anaemia) is calculated based on Chi-square test and for continuous data (haemoglobin level) is based on ANOVA test