Table 5.
Coronal plane inclinations in the trunk region, relative to gestational age at birth and position of the body during measurement.
| Variables | Preterm group (n = 50) | Control group (n = 51) | χ 2/p | Preterm group (n = 42) | Control group (n = 51) | χ 2/p | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | |||
| Standing position | Sitting position | |||||||||
| CIT | ||||||||||
| Left | 26 | 52.0 | 25 | 49.0 | χ 2 = 1.19 p = 0.550 | 10 | 23.8 | 20 | 39.2 | χ 2 = 2.50 p = 0.286 |
| Right | 23 | 46.0 | 26 | 51.0 | 29 | 69.1 | 28 | 54.9 | ||
| Centre | 1 | 2.0 | 0 | 0.0 | 3 | 7.1 | 3 | 5.9 | ||
| DHS | ||||||||||
| Left lower than right | 22 | 44.0 | 22 | 43.2 | χ 2 = 0.00 p = 0.995 | 8 | 19.1 | 14 | 27.5 | χ 2 = 1.50 p = 0.471 |
| Right lower then left | 26 | 52.0 | 27 | 52.9 | 26 | 61.9 | 31 | 60.8 | ||
| Centre | 2 | 4.0 | 2 | 3.9 | 8 | 19.1 | 6 | 11.8 | ||
| DHCS | ||||||||||
| Left lower than right | 19 | 38.0 | 17 | 33.3 | χ 2 = 0.25 p = 0.880 | 15 | 35.7 | 16 | 31.4 | χ 2 = 0.34 p = 0.839 |
| Right lower then left | 28 | 56.0 | 31 | 60.8 | 23 | 54.8 | 31 | 60.8 | ||
| Centre | 3 | 6.0 | 3 | 5.9 | 4 | 9.5 | 4 | 7.8 | ||
| DDCS | ||||||||||
| Left scapula closer to spine than the right one | 28 | 56.0 | 25 | 49.0 | χ 2 = 0.52 p = 0.769 | 27 | 64.3 | 29 | 56.9 | χ = 0.59 p = 0.741 |
| Right scapula closer to spine than the left one | 20 | 40.0 | 24 | 47.1 | 14 | 33.3 | 20 | 39.2 | ||
| The same distance | 2 | 4.0 | 2 | 3.9 | 1 | 2.4 | 2 | 3.9 | ||
| DHP | ||||||||||
| Left iliac spine lower than the right one | 16 | 32.0 | 12 | 23.5 | χ 2 = 2.22 p = 0.328 | 16 | 38.1 | 20 | 39.2 | χ 2 = 1.73 p = 0.419 |
| Right iliac spine lower than the left one | 29 | 58.0 | 29 | 56.9 | 18 | 42.9 | 26 | 51.0 | ||
| The same height | 5 | 10.0 | 10 | 19.6 | 8 | 19.1 | 5 | 9.8 | ||
| SA | ||||||||||
| Left | 35 | 70.0 | 34 | 66.7 | χ 2 = 0.12 p = 0.718 | 29 | 69.1 | 40 | 78.4 | χ 2 = 1.05 p = 0.303 |
| Right | 15 | 30.0 | 17 | 33.3 | 13 | 31.0 | 11 | 21.6 | ||
n: number; %: per cent χ2: result of Pearson's chi-squared test; p: level of probability; CIT [degree]: coronal inclination of the trunk; DHS [mm]: difference in the heights of shoulders; DHCS [mm]: difference in the heights of the lower corners of the scapulae; DDCS [mm]: difference in the distances from the lower corners of the scapulae to the spine; DHP [mm]: difference in the height of the pelvis; SA [mm]: maximum deflection of the line connecting the spinous processes from C7-S1 line.