Time | Group (N) | Mean difference | Standard deviation | Mean difference | t statistic | Degree of freedom | P value | |||
---|---|---|---|---|---|---|---|---|---|---|
Average | Standard error | Assurance interval for mean difference | ||||||||
Low limit | High limit | |||||||||
Post-test minus pre-test | Intervention 1 (23) | 9.57 | 2.83 | 5.41 | 1.28 | 2.77 | 8.05 | 4.204 | 41 | < 0.001 |
Control 1 (20) | 4.15 | 5.12 | ||||||||
Follow up minus before intervention | Intervention 1 (23) | 6.00 | 4.20 | 6.55 | 1.25 | 4.01 | 9.09 | 5.211 | 41 | < 0.001 |
Control 1 (20) | −0.55 | 4.01 |