Background
Methods
Sex | Mean Gestational Age | Mean Birth-weight | Multiple Birth | Respiratory support >1 week | Intra Cranial Haemorrhage | Necrotising Entero Colitis | Mean Hospital stay | ||
---|---|---|---|---|---|---|---|---|---|
n | (% males) | (wk) | (gram) | (%) | (%) | (%) | (%) | days | |
<32 wks/AGA | 445 | 53.1 | 29.7 | 1412 | 26.7 | 27.8 | 21.7 | 4.5 | 64 |
<32 wks/SGA | 86 | 51.2 | 30.3 | 968 | 11.6 | 23.3 | 14.0 | 8.1 | 86 |
≥32 wks/SGA | 222 | 49.5 | 34.5 | 1278 | 16.7 | 2.5 | 5.1 | 5.6 | 59 |
Lost to follow up at age 10 years
| |||||||||
243 | 49.2 | 31.1 | 1326 | 23.0 | 18.4 | 18.3 | 5.8 | 63 | |
Weight Increase at 3 months
| |||||||||
<3500 gr | 257 | 45.3 | 32.1 | 1275 | 21.7 | 20.6 | 14.9 | 6.2 | 69 |
≥3500 gr | 389 | 54.6 | 30.1 | 1349 | 21.2 | 19.3 | 16.3 | 4.6 | 62 |
Results
Length/height-SDS | Percentiles | HSDScorr
| |||
---|---|---|---|---|---|
Approximate age |
n
| mean | <P10 |
n
| SDS |
Total group
| |||||
3 months |
659
| -1.28 | 48% |
633
| -1.11 |
6 months |
649
| -0.95 | 39% |
626
| -0.76 |
1 year |
670
| -0.76 | 32% |
649
| -0.58 |
2 years |
651
| -0.64 | 28% |
628
| -0.44 |
5 years |
721
| -0.18 | 18% |
719
| 0.03 |
10 years (observed)1
|
510
| -0.18 | 17% |
509
| -0.07 |
10 years (estimated)
2
|
723
|
-0.24
|
17%
|
721
|
-0.09
|
<32 wks/AGA
| |||||
3 months |
388
| -0.68 | 29% |
381
| -0.58 |
6 months |
383
| -0.49 | 24% |
382
| -0.39 |
1 year |
387
| -0.43 | 22% |
386
| -0.34 |
2 years |
378
| -0.33 | 20% |
374
| -0.21 |
5 years |
422
| 0.11 | 7% |
420
| 0.18 |
10 years (observed)1
|
298
| -0.04 | 15% |
298
| 0.00 |
10 years (estimated)
2
|
423
|
-0.06
|
15%
|
422
|
0.01
|
<32 wks/SGA
| |||||
3 months |
78
| -2.22 | 82% |
78
| -1.90 |
6 months |
72
| -1.72 | 64% |
72
| -1.39 |
1 year |
78
| -1.38 | 46% |
78
| -1.08 |
2 years |
78
| -1.33 | 45% |
78
| -1.02 |
5 years |
85
| -0.65 | 24% |
85
| -0.37 |
10 years (observed)1
|
64
| -0.55 | 25% |
64
| -0.29 |
10 years (estimated)
2
|
85
|
-0.64
|
24%
|
85
|
-0.33
|
≥32 wks/SGA
| |||||
3 months |
193
| -2.19 | 78% |
174
| -1.90 |
6 months |
194
| -1.60 | 72% |
172
| -1.31 |
1 year |
205
| -1.16 | 48% |
185
| -0.87 |
2 years |
195
| -0.95 | 36% |
176
| -0.67 |
5 years |
214
| -0.62 | 25% |
214
| -0.35 |
10 years (observed)1
|
148
| -0.35 | 17% |
147
| -0.13 |
10 years (estimated)
2
|
215
|
-0.48
|
16%
|
214
|
-0.20
|
Mean length/height SD-scores | Proportions < P10 | |||||
---|---|---|---|---|---|---|
n
| 5 yr | 10 yr | change | 5 yr | 10 yr | |
<32 wks/AGA
| ||||||
girls |
133
| -0.05 | -0.15 | -0.10 | 9% | 14% |
boys |
164
| -0.24 | -0.21 | 0.03 | 17% | 20% |
<32 wks/SGA
| ||||||
girls |
31
| -0.57 | -0.50 | 0.07 | 19% | 26% |
boys |
33
| -1.14 | -0.89 | 0.25 | 49% | 36% |
≥32 wks/SGA
| ||||||
girls |
66
| -0.69 | -0.52 | 0.17 | 21% | 24% |
boys |
63
| -0.72 | -0.35 | 0.37 | 25% | 19% |
n | At 10 years | ||
---|---|---|---|
<P10 | ≥P10 | ||
At 5 years | |||
<P10 |
95
| 66 (69%) | 29 (31%)* |
≥P10 |
413
| 37 (9%) | 376 (91%) |
<P3 | ≥P3 | ||
At 5 years | |||
<P3 |
44
| 29 (66%) | 15 (34%)† |
≥P3 |
464
| 18 (4%) | 446 (96%) |
HSDScorr
| ||||
---|---|---|---|---|
Weight increase at 3 months | ||||
<3500 gram | ≥3500 gram | |||
Approximate age |
n
| mean |
n
| mean |
Total group
| ||||
3 months |
257
| -1.85 |
389
| -0.59 |
6 months |
252
| -1.41 |
371
| -0.32 |
1 year |
263
| -0.99 |
370
| -0.27 |
2 years |
243
| -0.85 |
367
| -0.18 |
5 years |
271
| -0.61 |
391
| -0.08 |
10 years (observed) |
189
| -0.37 |
282
| -0.08 |
10 years (estimated)
|
270
| -0.42 |
392
| -0.08 |
<32 wks/AGA
| ||||
3 months |
100
| -1.29 |
278
| -0.32 |
6 months |
101
| -1.05 |
263
| -0.14 |
1 year |
104
| -0.75 |
262
| -0.19 |
2 years |
98
| -0.65 |
258
| -0.08 |
5 years |
108
| -0.41 |
278
| -0.04 |
10 years (observed) |
77
| -0.35 |
199
| -0.07 |
10 years (estimated)
|
109
| -0.33 |
279
| -0.07 |
<32 wks/SGA
| ||||
3 months |
37
| -2.47 |
41
| -1.38 |
6 months |
34
| -2.03 |
37
| -0.82 |
1 year |
38
| -1.36 |
38
| -0.81 |
2 years |
38
| -1.34 |
38
| -0.64 |
5 years |
41
| -0.91 |
41
| -0.37 |
10 years (observed) |
29
| -0.46 |
32
| -0.37 |
10 years (estimated)
|
41
| -0.60 |
41
| -0.33 |
≥32 wks/SGA
| ||||
3 months |
120
| -2.20 |
70
| -1.30 |
6 months |
117
| -1.57 |
71
| -0.78 |
1 year |
121
| -1.11 |
70
| -0.31 |
2 years |
107
| -0.85 |
71
| -0.28 |
5 years |
122
| -0.73 |
72
| -0.06 |
10 years (observed) |
83
| -0.38 |
51
| -0.06 |
10 years (estimated)
|
120
| -0.44 |
72
| -0.04 |