Table 5 Estimated marginal means for esthetic scores of the 27 perceptometric images. N for each image is 108 judges. The first number shows the extent of gingival display and the second number shows the buccal corridor width. Note: The perceptometric images are sorted in this table after data collection (for a better visualization); during the survey, the perceptometric images were randomized

Long 2mm 25%

1.448

0.089

1.270

1.626

Short 2mm 25%

1.476

0.088

1.302

1.650

Short 2mm 20%

1.583

0.103

1.378

1.788

Long 2mm 20%

1.655

0.122

1.412

1.899

Normal 2mm 25%

1.717

0.139

1.440

1.993

Short 6mm 15%

1.807

0.109

1.590

2.024

Long 2mm 15%

2.188

0.120

1.949

2.427

Short 2mm 2%

2.073

0.147

1.780

2.365

Normal 2mm 20%

2.063

0.145

1.775

2.351

Long 6mm 15%

2.102

0.133

1.838

2.365

Normal 6mm 15%

2.173

0.141

1.893

2.452

Long 2mm 2%

2.193

0.156

1.882

2.504

Short 2mm 15%

2.398

0.135

2.130

2.665

Short 2mm 10%

2.403

0.149

2.107

2.699

Long 2mm 10%

2.458

0.147

2.166

2.750

Short 4mm 15%

2.397

0.123

2.152

2.641

Normal 2mm 15%

2.662

0.152

2.360

2.965

Normal 2mm 2%

2.774

0.176

2.424

3.124

Normal 2mm 10%

2.651

0.153

2.348

2.954

Short 0mm 15%

2.744

0.162

2.421

3.066

Normal 4mm 15%

2.832

0.141

2.553

3.112

Long 4mm 15%

2.933

0.146

2.643

3.222

Short 2mm 15%

2.930

0.149

2.634

3.227

Normal 0mm 15%

3.128

0.161

2.808

3.447

Long 2mm 15%

3.205

0.144

2.919

3.491

Normal 2mm 15%

3.270

0.135

3.003

3.537

Long 0mm 15%

3.453

0.137

3.182

3.725