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Table 2 Comparison of overall knowledge, attitude and practice among study group before and after the intervention

From: Effect of a waste management intervention program on knowledge, attitude, and practice (KAP) of nurses and housekeepers: a quasi-experimental study, Egypt

Studied KAP

Pre Mean ± SD

Post Mean ± SD

Statistical significance (paired t test and probability “p”)

Total knowledge score

20.6 (3.08)

22.9 (2.4)

P < 0.001

Total attitude score

8.2 (1.5)

9.2 (0.9)

P < 0.001

Total practice score

20.3 (3.9)

23.1 (4.0)

P < 0.001