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Table 4 ANOVA analysis of comparison of changes trend in pain score between the measurement times in two groups

From: Comparison of ketorolac intravenous versus acetaminophen intravenous in treating headache following head trauma: a semi-experimental study

Group

Time 1

Time 2

VAS

SE

Pb

Ketorolac IV

Baseline

2 h

4.69

0.244

0.0001

6 h

6.345

0.2

0.0001

2 h post-injection

6 h

1.655

0.223

0.0001

Acetaminophen IV

Baseline

2 h

3.690

0.258

0.0001

6 h

5.172

0.258

0.0001

2 h post-injection

6 h

1.483

0.225

0.0001

  1. bBonferroni test