Motivation for physical activity in adolescents with asthma

Figures & data

Table 1. Study characteristics of participants included in the study. Numbers are given as median (min, max) unless otherwise stated.

		Pretest and session data (n = 18)	Posttest data (n = 15)
Males^a, n (%)		11 (61)	9 (60)
Age		16.08 (13.47, 17.48)	16.36 (14.11, 17.67)
Ethnicity
Caucasian, n (%)		13 (72)	12 (80)
Black/African, n (%)		3 (17)	2 (13)
South East Asian, n (%)		2 (11)	1 (7)
Body Mass Index z-score^b		0.58 (−1.88, 2.99)	0.59 (−2.41, 2.73)
Overweight^c, n (%)		6 (33)	4 (27)
Asthma Control Questionnaire		0.79 (0.0, 2.86)	0.71 (0.29, 2.00)
FEV1 (% predicted)		91 (73, 112)	85 (61, 112)
MVPA^d		1.07 (0.25, 3.41)	1.20 (0.47, 2.48)
PA ≥ guidelines^e, n (%)		11 (61)	11 (73)
VO2max (ml/kg/min)		40.8 (16.6, 60.1)	42.5 (29.7, 57.3)^n=14
Exercise session data
Attendance		15 (1, 20)	n.a.
Borgs´ RPE 6 − 20^f		14.5 (10.0, 16.7)	n.a.
Hearte Rate		153 (124, 164)	n.a.

^a Compared to females.

^b International Obesity Task Force references (22).

^c Compared to normal weight.

^d Hours per day.

^e ≥60 h moderate-to-vigorous physical activity/day.

^f BORG´s RPE-scale 6–20, average per participant for all sessions.

Abbreviations: FEV₁: forced expiratory volume in one second, MVPA: moderate-to-vigorous physical activity, PA: physical activity, VÓ_2max: maximal ventilated oxygen, RPE; rating perceived exertion, n.a.: not applicable.

Table 2. Summary of themes identified through thematic analysis.

Motivation for physical activity while entering the intervention (5 themes)	Motivation for physical activity during the intervention (4 themes)
Teachers’ lack of asthma knowledge	Understanding and relatedness
Embarrassment over asthma symptoms	Social support
Not being able to keep pace with peers	Competition
Seasonal challenges	Mastering “fun” activities
Mastering “fun” physical activities

Cole TJ, Lobstein T. Extended international (IOTF) body mass index cut-offs for thinness, overweight and obesity. Pediatric Obesity. 2012;7(4):284–294. doi:10.1111/j.2047-6310.2012.00064.x.

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