Percentiles desarrollo

Percentiles and mean in days and months for six gross motor milestones
Sitting without support Percentile 1st 3rd 5th 10th 25th 50th 75th 90th 95th 97th 99th Mean (SD) Days (95% C.I.) 115 125 131140 158 179 204 229 245 256 279 (112, 118) (123, 128) (128, 134) (138, 143) (155, 160) (177, 181) (201, 207) (225, 233) (240, 250) (251, 262) (272, 286) Months1 (95% C.I.) 3.8 4.1 4.3 4.6 5.2 5.9 6.77.5 8.0 8.4 9.2 (3.7, 3.9) (4.0, 4.2) (4.2, 4.4) (4.5, 4.7) (5.1, 5.3) (5.8, 6.0) (6.6, 6.8) (7.4, 7.6) (7.9, 8.2) (8.2, 8.6) (8.9, 9.4)

182 (35) Standing with assistance

6.0 (1.1)

Percentile1st 3rd 5th 10th 25th 50th 75th 90th 95th 97th 99th Mean (SD)

Days (95% C.I.) 147 160 167 178 200 226 256 287 307 320 348 (144, 151) (156, 163) (164, 170) (175, 182) (197, 203) (223, 229) (253, 260)(282, 292) (301, 313) (314, 327) (339, 356)

Months1 (95% C.I.) 4.8 (4.7, 5.0) 5.2 (5.1, 5.4) 5.5 (5.4, 5.6) 5.9 (5.8, 6.0) 6.6 (6.5, 6.7) 7.4 (7.3, 7.5) 8.4 (8.3, 8.5) 9.4 (9.3, 9.6) 10.1 (9.9,10.3) 10.5 (10.3, 10.7) 11.4 (11.1, 11.7) 7.6 (1.4)

230 (43)

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Percentiles and mean in days and months for six gross motor milestones
Hands-and-knees crawling Percentile 1st 3rd 5th 10th25th 50th 75th 90th 95th 97th 99th Mean (SD) Days (95% C.I.) 157 177 187 202 226 254 284 319 345 364 409 (152, 162) (172, 181) (183, 191) (198, 206) (223, 229) (250, 257) (280, 289) (313, 325) (337,352) (355, 373) (397, 422) Months1 (95% C.I.) 5.2 5.8 6.1 6.6 7.4 8.3 9.3 10.5 11.3 12.0 13.5 (5.0, 5.3) (5.7, 5.9) (6.0, 6.3) (6.5, 6.8) (7.3, 7.5) (8.2, 8.4) (9.2, 9.5) (10.3, 10.7) (11.1, 11.6)(11.7, 12.3) (13.0, 13.9)

259 (51) Walking with assistance

8.5 (1.7)

Percentile 1st 3rd 5th 10th 25th 50th 75th 90th 95th 97th 99th Mean (SD)

Days (95% C.I.) 181 200 210 225 249 275 304 336360 378 418 (176, 186) (196, 205) (206, 214) (222, 229) (246, 252) (272, 278) (300, 308) (331, 341) (353, 367) (370, 386) (407, 429)

Months1 (95% C.I.) 5.9 6.6 6.9 7.4 8.2 9.0 10.0 11.0 11.8 12.4...