Factors Predicting Physical Activity and Sports Participation in Adolescence

Table 2

Number of the adolescents who are doing sports and other leisure time activities (nonsports activity) or are not in organized activity (neither sports nor other leisure time activities) at T0 and T1. Stratified for gender and grade level with percentages and 95% confidence intervals.

Grade level and sex (N)	T0			T1
	Sports/exercise, per cent (95% CI) (N)	Nonsports activity, per cent (95% CI) (N)	Not in organized activity, per cent (95% CI) (N)	Sports/exercise, per cent (95% CI) (N)	Nonsports activity, per cent (95% CI) (N)	Not in organized activity, per cent (95% CI) (N)
6th grade ⟶ 8th grade, female (233)	63 (56–69) (146)	22 (17–28) (52)	15 (11–20) (35)	68 (62–73) (158)	12 (8–17) (29)	20 (15–25) (46)
6th grade ⟶ 8th grade, male (242)	71 (66–77) (173)	12 (8–17) (29)	17 (12–22) (40)	65 (59–71) (159)	8 (5–12) (19)	27 (21–32) (64)
8th grade ⟶ 10th grade, female (377)	65 (60–70) (246)	11 (8–14) (41)	24 (20–28) (90)	51 (46–56) (193)	10 (7–13) (36)	39 (34–44) (148)
8th grade ⟶ 10th grade, male (367)	65 (60–70) (240)	11 (8–14) (39)	24 (20–29) (88)	53 (48–58) (195)	10 (7–13) (35)	37 (33–42) (137)