Research Article

Ultrasonographic Fetal Growth Charts: An Informatic Approach by Quantitative Analysis of the Impact of Ethnicity on Diagnoses Based on a Preliminary Report on Salentinian Population

Table 2

Fitted centiles of head circumference (mm).

GA (weeks) Sample size
( )
Mean HC
(mm)
SDPercentile
5th10th50th90th95th

145104,100,6094,3196,48104,10111,73113,89
157117,890,61107,93110,13117,89125,64127,84
1617131,460,62121,34123,57131,46139,35141,59
1730144,810,63134,52136,79144,81152,83155,10
1813157,900,64147,44149,75157,90166,05168,36
1912170,720,65160,09162,44170,72179,00181,35
207183,240,66172,44174,83183,24191,65194,03
21ā€”195,440,67184,47186,89195,44203,98206,40
227207,290,68196,16198,62207,29215,96218,42
2320218,780,69207,48209,98218,78227,58230,08
2413229,880,70218,41220,95229,88238,81241,35
2513240,570,71228,94231,51240,57249,63252,20
2614250,830,72239,02241,63250,83260,02262,63
2712260,630,73248,66251,30260,63269,95272,60
2812269,950,74257,81260,49269,95279,40282,08
2913278,770,75266,46269,18278,77288,35291,07
3042287,060,76274,59277,34287,06296,78299,54
3123294,810,77282,17284,96294,81304,66307,45
328301,990,78289,18292,01301,99311,97314,80
3312308,580,79295,60298,47308,58318,69321,56
3415314,550,80301,41304,31314,55324,79327,70
3532319,890,81306,58309,52319,89330,26333,20
3627324,570,82311,09314,06324,57335,07338,05
3719328,560,83314,91317,93328,56339,20342,21
3828331,850,84318,04321,09331,85342,62345,67
3925334,420,85320,43323,52334,42345,31348,40
4015336,230,86322,08325,20336,23347,25350,38
413337,270,87322,95326,11337,27348,43351,59