Criterion validity and test-retest reliability of SED-GIH, a single item question for assessment of daily sitting time

Table 1 The disposition of participants’ answers of SED-GIH question and their mean hours of sitting per day as measured with activPAL

SED-GIH answer categories	n	% of total n	activPAL, mean hours of sitting time per day	95% Confidence Interval
SED-GIH answer categories	n	% of total n	activPAL, mean hours of sitting time per day	Lower	Upper
≥ 13 h ^{a, c}	35	12.3	10.3	9.7	10.8
10–12 h ^{b, d}	84	29.6	10.1	9.8	10.5
7–9 h	102	35.9	9.6	9.3	9.9
4–6 h ^{c, d}	45	15.8	9.2	8.8	9.6
≤ 3 h ^{a, b}	18	6.3	8.7	8.1	9.3
Total	284	100	9.7	9.6	9.9

Note. ^aindicates significant difference (p < 0.001) between group ≥13 h and ≤ 3 h
^bindicates significant difference (p < 0.001) between group 10–12 h and ≤ 3 h
^cindicates significant difference (p < 0.05) between group ≥13 h and 4–6 h
^dindicates significant difference (p < 0.05) between group 10–12 h and 4–6 h

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