Effectiveness and cost-effectiveness of the PLAN-A intervention, a peer led physical activity program for adolescent girls: results of a cluster randomised controlled trial

Table 2 – Main trial outcomes and secondary outcomes

Variable		Intervention		Control		Difference between intervention and control^c
		n	Median (IQR)	n	Median (IQR)
Average n valid^a weekdays	T0	732	4 (4,5)	779	4 (4,5)
Average n valid^a weekdays	T1	667	4 (3,5)	689	4 (3,5)
		n	Mean (SD)	n	Mean (SD)	Difference (95 % CI)	p-value
Weekday MVPA minutes^b	T0	693	51.03 (20.47)	738	51.41 (20.10)	-2.84 (-5.94, 0.25)	0.071
Weekday MVPA minutes^b	T1	603	45.19 (18.43)	616	48.89 (20.85)	-2.84 (-5.94, 0.25)	0.071
Weekend MVPA mins	T0	496	3437 (25.42)	526	35.71 (27.09)	-0.97 (-11.49, 9.55)	0.857
Weekend MVPA mins	T1	347	41.50 (55.57)	386	35.66 (31.68)	-0.97 (-11.49, 9.55)	0.857
Weekday sedentary	T0	693	590.80 (93.74)	738	591.73 (92.82)	2.51 (-12.37, 17.38)	0.741
Weekday sedentary	T1	603	595.88 (100.28)	616	589.95 (96.70)	2.51 (-12.37, 17.38)	0.741
Weekend sedentary	T0	493	527.12 (110.06)	526	521.05 (101.08)	3.44 (-22.03, 28.91)	0.791
Weekend sedentary	T1	347	528.45 (122.56)	386	535.79 (115.78)	3.44 (-22.03, 28.91)	0.791
Self-esteem	T0	729	4.30 (1.10)	773	4.38 (1.11)	0.022 (-0.11, 0.16)	0.741
Self-esteem	T1	669	4.14 (1.19)	677	4.15 (1.11)	0.022 (-0.11, 0.16)	0.741

IQR Interquartile range
^a Valid day criteria: ≥500 min of wear time between 05:00am and 11:59pm
^bPrimary outcome
^cAnalyses adjusted for baseline measure of the outcome and variables used in the randomisation. Measures of MVPA and minutes of sedentary activity additionally adjusted for the number of valid days of data

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