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Table 2 Distribution of the number of newborns per year according to the study groups

From: Adequacy of antenatal care and its relationship with low birth weight in Botucatu, São Paulo, Brazil: a case-control study

GROUP Number of newborns per year Total  
  2004 2005 2006 2007 2008   p
I – Case (<2500 g) 112 96 98 107 98 511 0.49
II – Control (≥2500 g) 108 97 122 122 89 538
Total 220 193 220 229 187 1049  
  1. Source: SEADE – database from São Paulo state [32].