Table 4.
NRS cough (NRS, numerical rating scale 0–10) in the three study groups (DEX group: dexmedetomidine, LIDO group: lidocaine and CONTROL group: normal saline) at 48 h and NRS scores across the three time points for each intervention group
| Group | NRS | |||
|---|---|---|---|---|
| Mean ± SD | p value (DEX-CONTROL) | p value (LIDO-CONTROL) | p value (DEX-LIDO) | |
| NRS cough 48 h | ||||
| LIDO | 4.60 ± 2.62 | 1.0 | 1.0 | 1.0 |
| DEX | 4.19 ± 2.94 | |||
| CONTROL | 4.35 ± 2.37 | |||
| NRS 3 months | ||||
| LIDO | 1.84 ± 2.15 | 0.018* | 0.79 | 0.68 |
| DEX | 1.08 ± 1.47 | |||
| CONTROL | 2.52 ± 2.18 | |||
| NRS 6 months | ||||
| LIDO | 0.84 ± 1.34 | 0.27 | 0.84 | 0.99 |
| DEX | 0.46 ± 0.72 | |||
| CONTROL | 1.48 ± 1.66 | |||
| NRS 12 months | ||||
| LIDO | 0.40 ± 1.04 | 0.95 | 0.99 | 1.00 |
| DEX | 0.21 ± 0.66 | |||
| CONTROL | 0.72 ± 1.06 | |||
Values are expressed as mean ± standard deviation (SD)
*Statistical significance (p < 0.05)