Skip to main content

Table 2 Distribution of myopia and high myopia in different genders and ages

From: Design, methodology, and baseline of whole city-million scale children and adolescents myopia survey (CAMS) in Wenzhou, China

  Count SE, Mean (SD) (D) Likely myopia (95% CI) Myopia (95% CI) High myopia (95% CI)
Gender
 Male 551,251 − 1.72 (2.11) 6.72% (6.65%–6.79%) 53.29% (53.16%–53.42%) 4.38% (4.32%–4.43%)
 Female 451,375 − 1.89 (2.12) 7.27% (7.19%–7.34%) 58.94% (58.79%–59.08%) 4.63% (4.57%–4.69%)
Age (years)
 ≤ 7a 67,256 − 0.14 (0.97) 6.01% (5.83%–6.19%) 13.11% (12.85%–13.36%) 0.20% (0.16%–0.23%)
 8 99,877 − 0.29 (1.06) 6.92% (6.76%–7.07%) 18.15% (17.91%–18.38%) 0.22% (0.19%–0.25%)
 9 94,796 − 0.60 (1.24) 8.44% (8.26%–8.62%) 28.47% (28.18%–28.76%) 0.34% (0.30%–0.37%)
 10 95,303 − 0.95 (1.42) 9.35% (9.17%–9.54%) 39.88% (39.57%–40.19%) 0.71% (0.65%–0.76%)
 11 95,587 − 1.36 (1.61) 9.60% (9.41%–9.78%) 52.08% (51.76%–52.39%) 1.22% (1.15%–1.29%)
 12 93,219 − 1.76 (1.78) 8.68% (8.50%–8.86%) 61.88% (61.56%–62.19%) 2.24% (2.15%–2.34%)
 13 89,646 − 2.22 (1.95) 7.54% (7.37%–7.71%) 70.80% (70.50%–71.10%) 4.13% (4.00%–4.26%)
 14 87,081 − 2.63 (2.08) 6.19% (6.03%–6.35%) 76.94% (76.66%–77.22%) 6.37% (6.21%–6.53%)
 15 84,692 − 2.91 (2.17) 5.19% (5.04%–5.34%) 79.73% (79.46%–80.00%) 8.35% (8.17%–8.54%)
 16 65,200 − 3.16 (2.28) 4.53% (4.37%–4.69%) 81.74% (81.44%–82.03%) 10.66% (10.42%–10.89%)
 17 61,339 − 3.38 (2.31) 4.06% (3.90%–4.22%) 83.83% (83.54%–84.12%) 12.56% (12.30%–12.82%)
 ≥ 18b 68,630 − 3.44 (2.37) 3.97% (3.82%–4.12%) 84.04% (83.77%–84.32%) 13.79% (13.53%–14.05%)
  1. SE spherical equivalent; SD standard deviation; CI confidence interval
  2. aThe minimum age is 6 years old
  3. bThe maximum age is 20 years old