Changes in intraocular pressure values measured with noncontact tonometer (NCT), ocular response analyzer (ORA) and corvis scheimpflug technology tonometer (CST) in the early phase after small incision lenticule extraction (SMILE)

Table 1 The main demographic and topographic data (n = 22)

Variables	Pre-operative		Postoperative 24 h		F value^a	P value
Variables	Mean ± SD	Range	Mean ± SD	Range	F value^a	P value
Age (year)	28.4 ± 7.1	18 to 42	28.4 ± 7.1	18 to 42	–	–
MRSE (D)	−6.76 ± 1.39	−10.00 to −4.13	−0.22 ± 0.48	−1.38 to 0.75	508.580	<0.001^b
K1 (D)	43.23 ± 1.40	40.1 to 45.2	38.35 ± 2.12	32.3 to 40.9	510.718	<0.001^b
K2 (D)	44.56 ± 1.84	41.0 to 47.6	39.03 ± 2.23	32.7 to 42.3	557.309	<0.001^b
Km (D)	43.88 ± 1.54	40.6 to 46.4	38.69 ± 2.15	32.5 to 41.6	622.613	<0.001^b
Pentacam-CCT (μm)	546.6 ± 23.4	515 to 592	431.9 ± 28.0	399 to 501	521.421	<0.001^b

MRSE manifest refraction spherical equivalent, D diopter, K1 flat curvature power, K2 flat curvature power, Km mean curvature power, CCTcentral corneal thickness
^aRepeated measures analysis of variance (RM-ANOVA)
^bSignificant difference was detected

ISSN: 1471-2415