Table 2.
Results of the univariate meta-regression analysis on the heterogeneity of the determinants.
| Variables | Any cataract | Cortical cataract | Nuclear cataract | PSC cataract | ||||
|---|---|---|---|---|---|---|---|---|
| Coefficient (95% CI) | p value | Coefficient (95% CI) | p value | Coefficient (95% CI) | p value | Coefficient (95% CI) | p value | |
| Age group | 29.83 (22.57–37.09) | <0.001* | 15.06 (7.36–22.75) | <0.001* | 19.78 (12.32–27.23) | <0.001* | 4.54 (1.37–7.70) | 0.006* |
| Sex | 1.03 (−9.88 to 11.95) | 0.850 | 1.75 (−5.78 to 9.30) | 0.640 | −1.12 (−8.38 to 6.13) | 0.755 | −0.03 (−2.29 to 2.21) | 0.974 |
| WHO Regional Office | 6.30 (2.02–10.59) | 0.005* | 3.19 (−1.63 to 8.03) | 0.187 | −2.58 (−0.80 to 5.97) | 0.130 | 0.37 (−0.65 to 1.40) | 0.463 |
| Year | 0.43 (−0.60 to 1.47) | 0.400 | −0.20 (−1.17 to 0.76) | 0.670 | −0.66 (−1.30 to 0.02) | 0.042* | −0.16 (−0.36 to 0.02) | 0.092 |
| Sample size | 0.01 (−0.01 to 0.02) | 0.160 | −0.01 (−0.01 to 0.01) | 0.740 | −0.01 (0.01 to 0.02) | 0.726 | −0.01 (−0.01 to 0.01) | 0.067 |
| Quality assessment | −2.71 (−10.01 to 6.01) | 0.488 | −3.02 (−12.01 to 3.99) | 0.392 | −1.02 (−9.13 to 8.03) | 0.886 | −2.13 (−3.85 to 1.86) | 0.159 |
*Significance.
Coding of age group: 20–40 years old = 1; 40–60 years old = 2; ≥60 years old = 3.
Coding of WHO Regional Office: AMRO = 1; EMRO = 2; EURO = 3; SERO = 4; WPRO = 5; there is no study in AFRO.
PSC posterior subcapsular.