Table 2

Distribution of selected characteristics in 87 newborns, Mexico, 1999a

Variable

Female n = 42
Male n = 45

Anogenital distance (mm)
Mean
11
21

SD
2
3

Median
11
22

25th percentile
10
20

75th percentile
11
23
Weight (g)
Mean
3070
3060

SD
408
440

Median
3060
3110

25th percentile
2870
2800

75th percentile
3310
3290
Length (cm)
Mean
48.6
48.7

SD
1.4
2.2

Median
48.6
48.7

25th percentile
47.5
48.0

75th percentile
49.6
49.9
Head circumference (cm)
Mean
337
341

SD
10.9
16.7

Median
337
341

25th percentile
330
334

75th percentile
345
350

aSD, standard deviation

Salazar-Martinez et al. Environmental Health: A Global Access Science Source 2004 3:8   doi:10.1186/1476-069X-3-8