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. 2019 Feb 18;19:23. doi: 10.1186/s12871-019-0692-z

Table 5.

Comparison of postoperative pain scores and sedation scale [Score, M (IQM)]

		T3	T4	T5	T6	T7	T8
NRS pain score at rest	CQLB	2.0 (2,4)	3.0 (2,4)	3.0 (2,4)	2.0 (2,3)	2.0 (1,3)	1.0 (1,2)^a
NRS pain score at rest	PCIA	3.0 (3,4)	3.0 (3,4)	3.0 (3,4)	3.0 (2,3)	3.0 (2,3)	2.0 (2,3)
NRS pain score on coughing	CQLB	4.0 (3,6)^a,	5.0 (4,6) ^a	5.0 (4,5) ^a	4.0 (4,5) ^a	3.0 (3,5) ^a	3.0 (1,3) ^a
NRS pain score on coughing	PCIA	5.0 (4,6)	5.0 (5,6)	5.0 (5,6)	5.0 (3,5)	4.0 (4,5)	4.0 (3,4)
Ramsay Sedation scale	CQLB	3.0 (2,3)	3.0 (2,3)	2.0 (2,3)^a	2.0 (2,3)	2.0 (2,2)	2.0 (2,2)
Ramsay Sedation scale	PCIA	3.0 (2,3)	3.0 (2,3)	3.0 (2,3)	2.0 (2,3)	2.0 (2,2)	2.0 (2,2)

Compared with the PCIA group, ^aP < 0.05