Table 4.

Functional Status by Birth Weight Category

Weight Category401 to 500 g501 to 600 g601 to 700 g701 to 800 g801 to 900 g901 to 1000 gTotal
n14942052272762951111
Normal head control12 (86)88 (94)197 (96)214 (94)261 (95)277 (94)1049 (94)
Sits unsupported13 (93)86 (91)195 (95)211 (93)257 (93)273 (93)1035 (93)
Sits well alone9 (64)82 (87)171 (83)195 (86)234 (85)260 (88)951 (86)
Sits unsupported/less secure4 (29)4 (4)24 (12)16 (7)23 (8)13 (4)84 (8)
Walks11 (79)74 (79)165 (81)186 (82)227 (83)252 (85)915 (83)
Walks fluently8 (57)60 (64)131 (64)149 (66)197 (72)231 (78)776 (70)
Walks functional/nonfluent3 (21)14 (15)34 (17)37 (16)30 (11)21 (7)139 (13)
Normal upper limb function9 (64)84 (89)174 (85)192 (85)234 (86)263 (89)956 (86)
Bilateral pincer grasp9 (64)81 (87)169 (84)194 (86)233 (85)251 (87)943 (86)
Independently feeds self10 (67)70 (74)154 (74)191 (84)232 (81)260 (85)917 (80)
  • Data expressed as n (%).