Table 2.

Statistical comparison of demographics and clinical findings in patients with indeterminate choroidal melanocytic lesions, choroidal melanomas, and other choroidal tumors

	IMLs n=10	Melanomas n=10	P-valuea	Other choroidal tumors n=10	P-valuea	P-valueb
Sex
Male	6 (60%)	2 (20%)		3 (30%)
Female	4 (40%)	8 (80%)	0.170	7 (70%)	0.370	0.635
Age (years)
Mean ± SD	65±10	69±15		51±22
Median (min–max)	64 (53–85)	70 (44–93)	0.393	55 (18–74)	0.393	0.075
Affected eye
OD	5 (50%)	5 (50%)		3 (30%)
OS	5 (50%)	5 (50%)	1.000	7 (70%)	0.650	0.650
Visual acuity (logMAR)
Mean ± SD	0.31±0.26	0.49±0.62		0.30±0.40
Median (min–max)	0.18 (0.0–0.7)	0.30 (0.0–2.0)	0.729	0.15 (0.0–1.22)	0.529	0.481
Tumor location distance to optic nerve (mm)
Mean ± SD	3.1±2.5	2.8±2.2		1.9±2.5
Median (min–max)	3.2 (0.0–7.5)	2.6 (0.0–6.7)	0.853	1.1 (0.0–7.8)	0.280	0.218
Distance to foveola (mm)
Mean ± SD	1.6±2.8	1.5±1.9		1.6±2.4
Median (min–max)	0.6 (0.0–7.5)	0.5 (0.0–5.4)	1.000	0.0 (0.0–6.0)	0.796	0.853
Tumor thickness (mm)
Mean ± SD	2.6±0.5	3.6±2.6		2.6±1.4
Median (min–max)	2.4 (1.9–3.3)	3.1 (1.9–11.0)	0.280	2.7 (1.0–4.6)	1.000	0.579
Largest basal diameter of tumor (mm)
Mean ± SD	7.5±3.3	8.6±3.1		7.4±3.3
Median (min–max)	8.3 (1.6–11.4)	8.6 (3.7–13.3)	0.481	7.0 (3.1–14.5)	0.739	0.353
Follow-up
Mean ± SD	16.9±4.8	10.4±5.5		10.7±4.8
Median (min–max)	17.5 (7–22)	7.5 (6–20)	0.011*	10.5 (5–19)	0.015*	0.853

Notes:

^aP-value, IML vs melanoma and other choroidal tumors;

^bP-value, melanoma vs other choroidal tumors.

^*denotes statistical significance.

Abbreviations: IML, indeterminate choroidal melanocytic lesion; logMAR, logarithm of the minimum angle of resolution; OD, right eye; OS, left eye; SD, standard deviation.