Age-Matched, Case-Controlled Comparison of Clinical Indicators for Development of Entropion and Ectropion

Table 1

Descriptive statistics for the age-matched control group, entropion group, entropion control group, ectropion group, and ectropion control group.

	Control	Entropion	Entropion control	Ectropion	Ectropion control
Number of patients	26	26	22	19	7
Number of eyes	52	30	22	30	7
Mean (years)	75	76	76	81	84
Median (years)	77	78	78	81	83
Standard deviation	10	9	9	8	10
Range (years)	56–89	53–85	53–85	57–92	75–92
Number of males	13	13	10	12	2
Number of eyes	26	16	10	21	2
Mean (years)	71	72	74	79	82
Median (years)	70	74	78	81	82
Standard deviation	9	10	10	8	10
Range (years)	59–89	53–85	53–84	57–89	75–89
Number of females	13	13	12	7	5
Number of eyes	26	14	12	9	5
Mean (years)	79	79	78	84	82
Median (years)	82	81	79	82	83
Standard deviation	9	6	6	7	6
Range (years)	56–87	70–85	70–85	75–92	80–92