Table 3. Detailed information of patients according to laser combination.
| Laser combination | 1,064 QSNY | 1,064 QSNY+1 additional laser | 1,064 QSNY+2 lasers | 1,064 QSNY+3 or more lasers |
|---|---|---|---|---|
| No. of patients | 42 | 11 | 7 | 7 |
| Male:female | 16:26 | 6:5 | 5:2 | 3:4 |
| Age (yr) | 11.00 (3.75~19.25) | 5.00 (0.83~34.00) | 3.00 (1.67~5.00) | 5.00 (5.00~26.00) |
| Severity (mild/moderate/severe) | 19/16/7 | 2/8/1 | 2/4/1 | 5/2/0 |
| Added lasers (n) | - | 532 QSNY (2), 1,064 QLNY (1), 1,064 PTP (3), 1,064 Pico (2), IPL (2), 532 KTP (1) | 532 QSNY (2), 1,064 PTP (5), 1,064 Pico (7) | 532 QSNY (6), 660 NY (4), 1,064 QLNY (1), 1,064 PTP (7), 1,064 Pico (6), 755 AL (1), Er:YAG (2) |
| Additional therapy (cryotherapy/topical hydroquinone) | 3/9 | 0/2 | 0/0 | 0/3 |
Values are presented as number only or median (interquartile range). 1,064 QSNY: 1,064 nm Q-switched (QS) neodymium-doped yttrium aluminium garnet (Nd:YAG) laser, 532 QSNY: 532 nmQS Nd:YAG laser, 1,064 QLNY: 1,064 nm quasi-long-pulsed Nd:YAG laser, 1,064 PTP: 1,064 nm photoacoustic twin pulse mode Nd:YAG laser, 1064 Pico: 1,064 nm picosecond-domain Nd:YAG laser, IPL: intense pulsed light, 532 KTP: 532 nm potassium-titanyl-phosphate laser, 660 NY: 660 nm QS Nd:YAG laser, 755 AL: 755 nm alexandrite laser, Er:YAG: erbium-doped yttrium aluminium garnet laser.