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Table 1 Patient characteristics

From: Prevalence of positional skull deformities in 530 premature infants with a corrected age of up to 6 months: a multicenter study

 <3232~3434~37 
n137214179 
gestational age (week)28.4 ± 1.733.1 ± 0.835.6 ± 1.2 
birth weight (g)1328 ± 2602129 ± 1592571 ± 168F = 15.694, P<0.001
gender (Male/Female)67/70102/11283/96χ2 = 0.202, P = 0.904
Delivery type (natural birth/cesarean section)79/58116/9894/85χ2 = 0.845, P = 0.655