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Table 1 Socio-demographic characteristics of primary school children in Dar es Salaam, Tanzania 2011

From: Prevalence and determinants of obesity among primary school children in Dar es Salaam, Tanzania

Variable All (N=446) Boys (N=209) Girls (N=237) P-value
Mean±SD (n)% Mean±SD (n)% Mean±SD (n)%  
Age in years 11.1±2.0   11.3±2.1   11.1±2.0   0.591
Place of residence        0.294
 Rural   197 (44.2)   98 (46.9)   99 (41.8)  
 Urban   249 (55.8)   111 (53.1)   138 (58.2)  
Religion        0.777
 Christian   225 (50.4)   107 (51.2)   118 (49.8)  
 Muslim   221 (49.6)   102 (48.8)   119 (50.2)  
Number of adults (≥18yrs) 6.2±2.2   6.3±2.3   6.2±2.0   0.949
Number of children (<18yrs) 3.2±2.1   3.0±1.6   3.3±2.5   0.307
Education level of mother        0.014
 No formal   27 (6.3)   11 (5.5)   16 (6.9)  
 Primary   144 (33.3)   67 (33.3)   77 (33.3)  
 Secondary   106 (24.5)   46 (22.9)   60 (26.0)  
 College/University   68 (15.8)   44 (21.9)   24 (10.4)  
 No response   87 (20.1)   33 (16.4)   54 (23.4)  
Occupation of mother        0.188
 Housewife   86 (20.2)   33 (16.8)   53 (23.1)  
 Business   183 (43.0)   82 (41.6)   101 (44.1)  
 Farmer   59 (13.8)   33 (16.8)   26 (11.4)  
 Government employee   39 (9.2)   17 (8.6)   22 (9.6)  
Other   59 (13.8)   32 (16.2)   27 (11.8)  
SBP 103.9±10.3   103.4±10.4   104.3±10.2   0.111
DBP 65.6±8.2   66.4±8.3   66.7±8.2   0.433
BMI 16.6±4.0   16.1±4.04   17.0±4.0   0.002