Time-use and environmental determinants of dropout from organized youth football and tennis

Deelen, Ineke; Ettema, Dick; Kamphuis, Carlijn B. M.

doi:10.1186/s12889-018-5919-2

BMC Public Health

Table 3 Binary logistic regression on dropout (yes/no) in sports – FOOTBALL (N = 1360)

From: Time-use and environmental determinants of dropout from organized youth football and tennis

Outcome = Dropout vs Member	Model 1 (socio-demographic factors)			Model 2 (model 1 + time use factors)			Model 3 (model 2 + environmental factors)			Model 4 (model 3 + motivational orientation)
Outcome = Dropout vs Member	Exp (B)	95% CI	P	Exp (B)	95% CI	P	Exp (B)	95%	P	Exp (B)	95% CI	P
Constant	1.71		0.005	5.24		0	4.53		0	4.00		0
Control variables
Age (17–22 = ref)
13–16	0.48	0.36–0.64	0.000	0.90	0.62–1.32	0.597	0.90	0.61–1.31	0.597	0.90	0.61–1.33	0.598
Sex (male = ref)	2.41	1.81–3.20	0.000	1.73	1.23–2.43	0.002	1.71	1.22–2.41	0.002	1.78	1.26–2.51	0.001
Current education (high = ref)						0			0			0
No	0.13	0.05–0.34	0.000	0.08	0.03–0.27	0	0.08	0.03–0.26	0	0.07	0.02–0.24	0
Low	0.25	0.17–0.37	0.000	0.28	0.17–0.45	0	0.27	0.17–0.45	0	0.27	0.16–0.44	0
Middle	0.27	0.18–0.41	0.000	0.30	0.18–0.50	0	0.30	0.18–0.50	0	0.29	0.17–0.49	0
Played in selection (team) (no = ref)	0.46	0.35–0.61	0.000	0.68	0.48–0.95	0.023	0.67	0.48–0.94	0.022	0.70	0.50–0.99	0.041
Time use factors
Time use indicators at this moment (average hrs per week)
Tennis/football outside sports club				0.30	0.25–0.36	0	0.30	0.25–0.36	0	0.31	0.26–0.37	0
Other sports				1.03	0.97–1.10	0.387	1.03	0.97–1.10	0.387	1.04	0.97–1.11	0.254
Other (fixed) hobbies				1.04	0.98–1.11	0.206	1.04	0.98–1.11	0.21	1.04	0.98–1.11	0.205
School/study and homework				0.99	0.98–1.0	0.187	0.99	0.98–1.00	0.176	0.99	0.98–1.01	0.212
(Part-time) job				1.01	1.00–1.03	0.125	1.01	1.00–1.00	0.13	1.02	1.00–1.03	0.073
Social activities (no of times)				0.97	0.86–1.09	0.599	0.97	0.86–1.09	0.593	0.98	0.86–1.10	0.687
Time spent on side activities at sports club past season (hrs)				0.89	0.81–0.89	0.019	0.89	0.81–0.98	0.016	0.89	0.81–0.98	0.019
Changes in job/school situation since past season
Got job/increased work hrs (no = ref)				0.70	0.46–1.06	0.089	0.69	0.46–1.05	0.083	0.67	0.44–1.02	0.064
Changed schools/further educ. (no = ref)				0.80	0.53–1.21	0.294	0.81	0.53–1.22	0.31	0.78	0.51–1.20	0.255
Environmental factors
Travel distance to sports club (km)							1.00	0.99–1.01	0.878	1.00	0.99–1.01	0.832
Neighbourhood density (strong – extremely urbanized = ref)							1.23		0.42	1.19		0.484
Rural							1.29	0.82–1.85	0.314	1.27	0.80–1.80	0.393
Hardly – moderately urbanized							4.53	0.87–1.92	0.203	0.77	0.85–1.90	0.236
Motivational factors
Task orientation										0.85	0.66–0.89	0
Ego orientation										4.00	0.73–1.00	0.047
-2 Log likelihood	1332.57			977.88			976.13			960.20
Cox&Snell R²	0.14			0.34			0.34			0.35
Nagelkerke R²	0.21			0.50			0.50			0.51

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ISSN: 1471-2458

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