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Table 1 The mean, standard deviation, and 95% confidence interval of subfoveal choroidal thickness (µm) in elderly population by age and sex

From: Subfoveal choroidal thickness in a general elderly population; Tehran geriatric eye study

 

Total

Male

Female

 

mean ± SD (95% CI)

mean ± SD (95% CI)

mean ± SD (95% CI)

60–64

265.0 ± 22.4 (262.1-267.8)

268.5 ± 18.7 (263.3-273.8)

261.9 ± 24.3 (259.0-264.8)

65–69

265.6 ± 26.7 (261.9-269.3)

269.7 ± 24.4 (264-275.3)

261.4 ± 27.9 (256.7-266.2)

70–74

267.7 ± 29.7 (261.8-273.7)

274.6 ± 29.6 (266.4-282.8)

260.4 ± 27.7 (254.1-266.7)

75–79

267.8 ± 24.6 (259.5-276.1)

271.5 ± 23.6 (263.3-279.6)

263.4 ± 24.0 (246.8 280.1)

>=80

258.0 ± 26.5 (242.6-273.4)

273.7 ± 31.0 (260.0-287.4)

243.3 ± 17.2 (222.9 263.7)

All

265.3 ± 25.9 (262.8-267.7)

270.5 ± 23.7 (267.1–274.0)

260.2 ± 26.7 (256.8 263.6)

  1. P-value < 0.001 for comparison of mean subfoveal choroidal thickness between males and females as calculated by independent samples t-test
  2. P = 0.513 for comparison of mean subfoveal choroidal thickness between age groups as calculated by one-way analysis of variance