Table 4. Results of the examination of the forest plots (p value).

	Six months versus Baseline (p value)		SMILE versus FS-LASIK (p value)
	The SMILE group	The FS-LASIK group	Baseline	One week post-surgery	One month post-surgery	Three months post-surgery	Six months post-surgery
TBUT	0.42	0.07	0.50	0.51	†0.04	†< 0.0001	†0.02
SIT	†0.02	†< 0.00001	0.42	0.20	0.57	0.19	0.62
OSDI	0.79	†< 0.00001	0.53	–	†< 0.00001	†< 0.00001	†0.006
TFO	–	–	–	–	0.41	–	0.46

TBUT, tear breakup time; SIT, Schirmer’s I test; OSDI, ocular surface disease index; TFO, tear film osmolarity.

^†p < 0.05.