Physical Fitness, Grit, School Attendance, and Academic Performance among Adolescents

Table 1

Descriptive data for all variables.

	Total sample ()
Age in years, M (SD)	14.23 (1.85)
Female, (%)	321 (80.9)
Race/ethnicity, (%)
White	32 (8.1)
Hispanic	306 (77.1)
Black and Others	59 (14.8)
Number of advanced classes (%)
0	128 (32.2)
1	37 (9.3)
2	73 (18.4)
3	113 (28.5)
4 or more	46 (11.6)
BMI, M (SD)	23.82 (5.72)
PACER in laps, M (SD)	30.46 (21.0)
Number of absences, M (SD)	7.71 (8.56)
Grit, M (SD)	26.20 (4.03)
Academic performance, M (SD)	3.90 (0.82)
English, M (SD)	3.89 (0.96)
Math, M (SD)	3.78 (0.94)
Science, M (SD)	3.87 (0.98)
Social studies, M (SD)	3.81 (1.02)

Note. Average year-end score on state academic accountability subject test and classify it into 0 to 59 = 1, 60 to 69 = 2, 70 to 79 = 3, 80 to 89 = 4, and 90 to 100 = 5.