Table 4.

Sleep and physical fitness in U14 and U17 groups according to time effect.

Variables	U14				U17
	ANOVA × Time				ANOVA × Time
	R1		R4		R1		R4
	[F (p)]	η2	[F (p)]	η2	[F (p)]	η2	[F (p)]	η2
PSQI (a.u.)	13.052 (0.008) **	0.152	12.068 (0.014) *	0.142	15.582 (0.006) **	0.162	12.528 (0.035) *	0.147
ISI (a.u.)	11.122 (0.038) *	0.139	11.989 (0.037) *	0.142	10.052 (0.045) *	0.141	11.588 (0.024) *	0.152
ESS (a.u.)	17.542 (0.007) **	0.164	13.458 (0.021) *	0.150	17.022 (0.042) *	0.159	9.988 (0.062)	0.100
Sleep duration (h)	21.722 (0.04) *	0.138	23.252 (0.007) **	0.157	24.248(0.01) *	0.139	26.152 (0.004) **	0.155
Bedtime (24-h)	15.676 (0.03) *	0.162	17.176 (0.005) **	0.185	14.026 (0.03) *	0.147	16.156 (0.002) **	0.182
Wake up time (24-h)	7.952 (0.09)	0.082	6.292 (0.06)	0.102	9.022 (0.07)	0.092	10.596 (0.06)	0.120
OEB (s)	9.392 (0.07)	0.085	10.158 (0.09)	0.082	8.692 (0.06)	0.091	10.088 (0.06)	0.101
CEB (s)	11.055 (0.07)	0.096	11.158 (0.09)	0.102	10.033 (0.08)	0.082	12.028 (0.06)	0.110
SJ (cm)	8.982 (0.59)	0.124	10.552 (0.07)	0.109	11.782 (0.09)	0.098	10.958 (0.06)	0.121
SBJ (m)	7.254 (0.09)	0.110	8.607 (0.09)	0.114	10.021 (0.07)	0.109	7.998 (0.059)	0.121
FJT (m)	10.462 (0.09)	0.106	13.528 (0.06)	0.110	13.762 (0.08)	0.082	11.652 (0.07)	0.108

Significant differences from pre-Ramadan (BR) to the first week of Ramadan (R1) and last week of Ramadan (R4) are denoted as (*) p < 0.05 and (**) p < 0.01. PSQI: Pittsburgh Sleep Quality Index; ISI: Insomnia Severity Index; ESS: Epworth Sleepiness Scale; OEB: open-eye balance; CEB: closed-eye balance; SJ: squat jump; SBJ: squat broad jump; FJT: five-jump test.