Table 3. One-way analysis of variance of the stringency index score by case window, Nigeria.

				Tukey’s Post-hoc Comparisons
Case Window	n	Mean	SD	W0	W1	W2	W3
Pooled	152	42.1	37.1	-	-	-	-
W 0	58	6.2	5.1		<0.0001	<0.0001	<0.0001
W 1	30	22.3	16.3	<0.0001		<0.0001	<0.0001
W 2	26	83.0	0.6	<0.0001	<0.0001		0.85
W 3	38	84.6	0.6	<0.0001	<0.0001	0.85

Note: W₀: 0 cases, W₁: 1–100+ cases, W₂: >101–1,000+ cases, W₃: >1,001–10,000+ cases

n: number of days, SD: standard deviation