Table 2.

Physical health-related quality-of-life and measured physical functions of the former PICU patients

Outcome	Median (IQR)
Physical health-related quality-of-life (n = 517)
Physical function a	100 (72–100)
Bodily pain a	80 (61–100)
General health a	52 (44–68)
Physical role functioning a	100 (71–100)
Quantitative measurements
Handgrip-strength (% of predicted) (n = 486)
Average force dominant hand	94.0 (77.5–117.0)
Average force non-dominant hand	91.9 (74–111.0)
Timed up-and-go test (s) (n = 237)	5.5 (4.9–6.3)
6-minute walk test
Distance walked (m) (n = 155)	485 (420–587)
Actigraph b (n = 247)
Daily time monitored (h)	12.0 (11.4–12.7)
Total energy expenditure
kcal/kg/day	107.6 (86.6-157.3)
kcal/kg/hour monitored	9.3 (7.2–12.6)
Physical activity energy expenditure
Metabolic Equivalent of Task	2.1 (1.7–2.4)
Daily time spent in a type of activity, % c
Sedentary	47.4 (41.5–52.8)
Light activity	46.1 (21.6–52.2)
Moderate activity	6.0 (3.9–18.9)
Vigorous activity	0.9 (0.4-2.0)
Very vigorous activity	0.1 (0.0-0.6)
Moderate to vigorous activity	8.0 (4.8–22.5)
Number of Freedson bouts	0.8 (0.2–1.5)
Number of sedentary bouts	6.0 (4.4–8.9)
Number of steps walked
Steps/day	8838 (7299–10308)
Steps/day/hour monitored	741 (601–867)

Data are expressed as median and interquartile range. ^a Scores range from 0 to 100. ^b Data averaged over the registered days. ^c Expressed as the percentage of worn/monitored time