Table 1.

Demographic characteristics of the study groups

Characteristics	2004	2008
No of patients	147	227
Prevalence (%)	11.9	14.3
Birth weight (g)*	2303±1040	2229±974
Gestational age (week)*	34.5±5	32.5±4
Gender (M/F)	89/58	127/100
Preterm/Term	84/63	127/100
Type of delivery (CS/Normal)	84/63	137/90
Mortality, n (%)	17 (11.5)	42 (19)

^*Data are presented as mean±standard deviation