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Table 2 Total absenteeism during the 2009-2010 academic year

From: Hand hygiene instruction decreases illness-related absenteeism in elementary schools: a prospective cohort study

 

Both schools

Alcott

Walsh

Control

Intervention

Control

Intervention

Control

Intervention

During the academic year (October to May)

Total absence days

879

1,007

539

519

340

488

Total possible days of attendance*

52,734

56,259

27,777

25,944

24,957

30,315

% total absent days

1.67

1.79

1.94

2.00

1.361

1.611

During influenza season (October to December)

Total absence days

365

309

249

186

116

123

Total possible days of attendance*

18,326

19,551

9,653

9,016

8,673

10,535

% total absent days

1.992

1.582

2.581

2.061

1.34

1.17

  1. *Total number of students multiplied by possible days of attendance.
  2. 1P<0.05
  3. 2P<0.01.