Table 2.

Postoperative Visual Analog Scale values and incidence of postoperative nausea and vomiting and urinary retention according to the analgesic protocol

Visual Analog Scale values								PONV	Urinary retention
time	H0	H1	H2	H12	H24	H48	H72
Systemic analgesia alone (n = 15)
At rest	4.5 [2–7]	4 [4–6]	3 [2–4]	3 [2–6]	3 [2–6]	2 [1.5–4]	2 [0–4]	3 (21%)	1 (7%)
On coughing	6.5 [5–8]	7 [5–8]	5 [4–6]	5 [4–7]	5 [4–7]	5 [4–5]	3 [2.5–5]
Paravertebral block with continuous infusion through a catheter (n = 9)
At rest	5 [1–6]	6 [1–6]	4 [1–4]	4 [2–5]	3 [2–4]	2 [2–4]	2 [0–4]	2 (22%)	2 (22%)
On coughing	8 [4.5–9]	8 [4.5–9]	4 [3.5–5.5]	6 [4–9.5]	4.5 [3–6]	5 [3–7.5]	4 [2.5–5]
Single-injection serratus plane block (n = 16)
At rest	4.5 [0.5–7]	5.5 [3–6]	3 [1–3.5]	3 [3–4]	3.0 [3–4]	3 [2–4]	2 [0–3]	2 (13%)	1 (6%)
On coughing	6.5 [1–8]	6 [3–7]	4 [2–5]	5 [4–7.5]	4.5 [3–6]	5 [4–6]	3 [2–4]
Serratus plane block with continuous infusion through a catheter (n = 19)
At rest	4.5 [0–6]	3 [0–6]	1 [0–3]	3 [2–5.5]	2 [1.5–4.5]	2 [0–4]	1 [0–2]	8 (42%)	0 (0%)
On coughing	6 [1–8]	5 [3–7]	3 [3–5]	4.5 [3–6]	3 [3–6]	4 [1–5]	2 [2–3]

Values are expressed as median [25^e-75^e percentiles] or n (%)

PONV postoperative nausea and vomiting