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. 2021 Mar 17;101(3):967. doi: 10.2340/00015555-3781

Table II.

Patient and Observer Scar Assessment Scale assessment from baseline to all follow-ups

Laser+steroid Mean±SD Laser+petrolatum Mean ± SD 95% CI of the difference p-value between segment
Observer portion
 Baseline 32.53± 6.43 32.03 ± 5.23 –1.27–2.27 0.561
 2 weeks after 2nd treatment 25.79± 5.46 27.05 ± 4.56 –2.98–0.46 0.140
 1 week after 4th treatment 21.45± 6.25 23.03 ± 5.57 –3.28–0.12 0.067
 1-month follow-up 22.00± 6.56 22.71 ± 5.90 –2.33–0.91 0.369
 3-month follow-up 21.79± 5.15 22.82 ± 4.02 –2.57–0.52 0.181
 6-month follow-up 20.42± 5.08 21.97 ± 4.50 –3.39–0.28 0.092
p-value between visit < 0.001 < 0.001 Not applicable
Patient portion
 Baseline 28.26± 7.17 28.63 ± 7.21 –2.97–2.23 0.769
 2 weeks after 2nd treatment 19.05± 6.24 19.26 ± 7.16 –2.83–2.41 0.868
 1 week after 4th treatment 19.68± 7.63 19.37 ± 7.14 –2.18–2.81 0.793
 1-month follow-up 17.00± 5.54 17.74 ± 5.80 –3.50–2.03 0.583
 3-month follow-up 17.63± 6.45 18.37 ± 6.91 –4.14–2.67 0.655
 6-month follow-up 17.47± 6.07 18.32 ± 4.97 –3.70–2.02 0.544
p-value between visit < 0.001 0.001 Not applicable

CI: confidence interval.