Table 2 Characteristics of participating ECECs (n = 8).

From: Results from the PROmoting Early Childhood Outside cluster randomized trial evaluating an outdoor play intervention in early childhood education centres

Attribute

Intervention Group (Group 1)

Wait-list Control Group (Group 0)

Centre A

Centre C

Centre D

Centre G

Centre B

Centre E

Centre F

Centre H

Approximate size (m2)

335

754

196

173

171a

222

270

207

Gradeb

Above-grade

At-grade

At-grade

At-grade

Above-grade

Above-grade

At-grade

At-grade

Surfacing materials

Concrete, natural soil/ dirt, mulch, artificial turf, wood decking* (Fig. 2)

Concrete, natural soil/ dirt, mulch

Concrete, natural soil/ dirt, mulch, rocks

Concrete, mulch, natural soil/ dirt

Concrete, rubber, wood decking

Concrete, rubber, wood decking

Concrete, mulch, natural soil/ dirt

Concrete, mulch, natural soil/ dirt, gravel

Climbing structure

Play structure with slide, wood stumps

Climbing hill with slide, boulders, intertwined climbing logs* (Fig. 3)

Play structure with slide, boulders, wood stumps

Play structure with slide, boulders

Play structure with slide

Play structure with slide

Play structure with slide, balance logs, wood stumps

Wood cubes, balance logs, wood stumps

Water feature

None

None

Rain catchers* (Fig. 4)

Water pump (moveable)* (Fig. 5)

None

None

None

Water pump & trough (fixed)

Sandbox

Yes

Yes

Yes

Yes

Yes

No

Yes

Yes

Mud kitchen

No

No

No

No

Yes

No

No

No

Table area

No

Yes

No

No

Yes

Yes

No

Yes

  1. *These items were modified/added as part of the PRO-ECO intervention implementation (see Figs. 2, 3, 4 and 5).
  2. aThis centre increased in size minimally due to an extension to their outdoor space as part of the PRO-ECO intervention.
  3. bGrade refers to the ground relationship to the building. Above grade indicates an outdoor play space above ground level. At-grade indicates an outdoor play space at ground level.