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Table 1 Student and school demographics, academic achievement, and physical activity data, Grades 4 to 5

From: Physical activity and academic achievement: an analysis of potential student- and school-level moderators

Student-level data, n = 4,936 a   
Variable Count / average % / SD
Sex
 Female 2,466 (50.0%)
 Male 2,465 (49.9%)
Race/Ethnicity
 Asian 601 (12.2%)
 Black 1,243 (25.2%)
 Hispanic 1,640 (33.2%)
 Mixed 213 (4.3%)
 White 1,226 (24.8%)
Free/Reduced-Price Lunch Recipient
 Yes 2,622 (53.1%)
 No 2,309 (46.8%)
Grade 3 Average Course Marks
 Math 83.5 (9.4)
 Reading 82.9 (9.0)
 Spelling 87.9 (9.0)
 Writing 84.4 (7.8)
Grade 4 Fall Course Marks
 Math 81.5 (12.0)
 Reading 80.9 (10.3)
 Spelling 86.7 (11.3)
 Writing 83.2 (8.9)
Grade 4 Spring Course Marks
 Math 83.2 (10.6)
 Reading 81.8 (9.9)
 Spelling 87.3 (10.2)
 Writing 83.8 (8.7)
Grade 5 Fall Course Marks b
 Math 82.0 (11.5)
 Reading 82.4 (9.4)
 Spelling 87.6 (9.6)
 Writing 84.9 (8.2)
Grade 3 Standardized Test Scores c
 Math 541.4 (49.9)
 English Language Arts 527.1 (58.2)
 Lexile 728.6 (219.6)
Grade 4 Standardized Test Scores c
 Math 549.2 (53.7)
 English Language Arts 535.2 (55.5)
 Lexile 897.2 (221.1)
Average daily moderate-to-vigorous physical activity (MVPA) minutes
 Grade 4 Fall 21.1 (9.2)
 Grade 4 Spring 21.9 (10.0)
 Grade 5 Fall 18.9 (8.9)
  1. a Not all tabulations add to 4,936 due to missing data
  2. b Due to COVID-related disruptions, Grade 5 Spring course marks were not available
  3. c Due to COVID-related disruptions, no standardized tests were conducted in Grade 5