Measurement and Analysis of Central Corneal Thickness at Different Postnatal Stages in Chinese Premature Infants

Table 2

Mean CCT at each PMA.

PMA	N	CCT (μm) (mean ± SD)
34 w	524	602.67 ± 57.26
36 w	723	590.56 ± 55.06
38 w	585	581.72 ± 51.63
40 w	529	563.499 ± 51.63
42 w	293	551.72 ± 45.94
44 w	158	547.99 ± 47.81
46 w	148	538.91 ± 44.87
48 w	113	537.91 ± 37.09
52 w	150	529.17 ± 38.73
64 w	106	527.30 ± 41.24
76 w	69	527.20 ± 33.550
88 w	65	534.62 ± 37.01

PMA: postmenstrual age; N: number of infants; CCT: central corneal thickness.