Table 3.
Results of the Short Form 36 Health Survey at 23 years
| VLBW (n = 35) | VLBW (n = 25) without CP and/or low IQest | Control (n = 35) | ||||||
|---|---|---|---|---|---|---|---|---|
| Mean | (SD) | p-value vs control | Mean | (SD) | p-value vs control | Mean | (SD) | |
| Domains | ||||||||
| Physical functioning | 90.4 | (13.6) | 0.018 | 94.6 | (8.3) | 0.286 | 96.6 | (5.9) |
| Role-physical | 80.0 | (30.8) | 0.005 | 86.0 | (24.0) | 0.051 | 96.4 | (10.7) |
| Bodily pain | 68.7 | (28.3) | 0.022 | 74.5 | (23.8) | 0.193 | 82.0 | (18.3) |
| General health | 72.1 | (18.9) | 0.260 | 70.5 | (18.5) | 0.477 | 66.8 | (20.0) |
| Vitalitya | 49.2 | (14.2) | 0.091 | 50.5 | (13.7) | 0.227 | 54.9 | (13.2) |
| Social functioning | 86.1 | (16.5) | 0.025 | 88.5 | (13.0) | 0.099 | 94.3 | (13.3) |
| Role-emotional | 78.1 | (33.3) | 0.012 | 82.7 | (29.1) | 0.069 | 95.2 | (20.0) |
| Mental healtha | 70.6 | (16.8) | 0.067 | 73.4 | (14.1) | 0.272 | 77.4 | (13.2) |
| Physical component summarya | 47.8 | (5.9) | 0.009 | 49.4 | (5.2) | 0.160 | 51.2 | (4.1) |
| Mental component summarya | 45.2 | (8.4) | 0.013 | 46.6 | (7.4) | 0.087 | 49.7 | (6.4) |
aData missing for one control participant
Domain scores are given in percentage (range 0–100) and higher scores indicate better health-related quality of life
Component summaries are given as T-scores with average of 50 points and a standard deviation of 10 points
VLBW = very low birth weight, CP = cerebral palsy, IQ est = estimated intelligence quotient
Analyses performed with Students t-test