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Table 3 Variability of sagittal and frontal parameters over time

From: Two-dimensional digital photography for child body posture evaluation: standardized technique, reliable parameters and normative data for age 7-10 years

Measurements SS LL TK CI HP ATSI   POTSI  
Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD Mean SD
Zero time 24.7 7.0 41.7 9.5 44.5 6.7 27.1 7.1 53.3 3.1 21.6 11.6 21.3 10.0
After 1 h 25.3 7.2 42.0 8.3 43.6 7.6 27.6 7.5 52.8 5.8 21.8 11.4 21.9 10.6
After 1 week 26.8 8.1 43.0 9.1 45.0 8.9 29.3 6.8 52.8 5.1 20.1 8.8 18.3 6.1
P 0.533   0.854   0.786   0.478   0.926   0.798   0.288  
  1. Mean mean value of three measurements, SD standard deviation of three measurements
  2. *Statistically significant difference (P < .05)