Table 1 Descriptive statistics of the center-, provider- level characteristics and attributes of the Active Play Initiative hypothesized to be influence changes in center-level physical activity (PA) and sedentary behaviour policies and practices (measured in the 2018–19 follow-up surveys) (n = 146 centers)

Center-level characteristics

 Organizational climate (4 items)

139

3.1–7

6.3 (0.8)

 PA culture (4 items)

146

2.5–5

4.4 (0.5)

 PA capacity (space and equipment) (4 items)

146

2–5

4.3 (0.6)

 PA capacity (materials) (1 item)

146

1–5

4.0 (0.8)

 PA capacity (staff) (2 items)

1.8–5

4.0 (0.8)

 PA capacity (time) (2 items)

146

2–5

4.5 (0.7)

 Commitment from staff to the AP Standards (1 item)

146

1–5

4.0 (1.1)

 Implementation support (7 items)

146

1.6–5

3.4 (0.7)

 Level of institutionalization (3 items)

137

0–1

0.4 (0.4)

Provider-level characteristics

 Aware of the AP Standards, % yes

140

-

98.0

 Aware of the Appetite to Play initiative, % yes

136

-

81.6

 Attended Appetite to Play training, % yes

145

-

25.5

 Completed any physical literacy training (excluding Appetite to Play) training, % yes

145

-

36.6

 Staff motivation to implement AP Standards, % yes

144

-

93.1

 Behavioural capability (1 item), % yes

144

-

94.4

 Use of Appetite to Play resources (2 items)

145

0–3

0.6 (0.7)

 Self-efficacy around PA and physical literacy (4 items)

143

2.7–5

4.5 (0.5)

Attributes of the AP Standards

 Flexibility/trialability (3 items)

142

2.3–5

4.1 (0.6)

 Outcome expectations (3 items)

142

3–5

4.6 (0.4)

 Relative advantage (2 items)

142

2–5

3.8 (0.7)

 Acceptability (2 items)

142

1–5

3.7 (0.7)