Table 2 Comparison of characteristics between 1st and 2nd eye ICL surgery

Anxiety in the 1-day interval group \((\overline{x } \pm s)\)

3.42±1.99

2.80±1.81

3.374

<0.001

Anxiety in the 1-week interval group \((\overline{x } \pm s)\)

3.65±1.82

2.89±1.68

3.295

<0.001

t

-0.646

-0.285

p

0.520

0.776

Pain in the 1-day interval group

2(1,2)

2(1,4)

-4.416

<0.001

Pain in the 1-week interval group

1(1,3)

3(2,4.5)

-5.117

<0.001

z

-0.033

-1.978

P

0.973

0.048

Satisfaction in the 1-day interval group \((\overline{x } \pm s)\)

8.39±1.52

7.55±1.84

4.898

<0.001

Satisfaction in the 1-week interval group \((\overline{x } \pm s)\)

8.22±1.65

7.20±1.95

3.113

<0.001

t

0.591

1.015

p

0.555

0.312

Estimated duration in the 1-day interval group \((\overline{x } \pm s, {\text{min}})\)

4.82±1.98

5.65±2.59

-3.724

<0.001

Estimated duration in the 1-week interval group \((\overline{x } \pm s, {\text{min}})\)

4.76±2.05

6.76±2.44

-7.063

<0.001

t

0.169

-2.338

P

0.866

0.021

Cooperation in the 1-day interval group

0(0,1)

1(0,1)

-3.134

<0.001

Cooperation in the 1-week interval group

0(0,1)

1(0,2)

-3.753

<0.001

Z

-0.154

-2.542

p

0.878

0.011

Surgical duration in the 1-day interval group \((\overline{x } \pm s, {\text{min}})\)

8.80±1.49

8.91±1.39

-0.728

0.469

Surgical duration in the 1-week interval group \((\overline{x } \pm s, {\text{min}})\)

8.87±1.64

9.13±1.67

-1.632

0.110

t

-0.248

-0.799

p

0.804

0.426

MCP1 in the 1-day interval group (pg/ml)

861.27±114.06

898.38±118.43

-1.964

0.053

MCP1 in the 1-week interval group (pg/ml)

896.91±106.64

974.77±102.53

-3.285

<0.001

t

-1.706

-3.612

p

0.091

<0.001