Table 5.

Logistic regression analysis of risk factors for the development of ERM following laser photocoagulation.

	RC	SE	Wald	P*	OR value (95% CI)
Age	0.068	0.015	20.916	<0.001	1.071 (1.040–1.102)
Lattice degeneration	0.734	0.407	3.253	0.071	2.083 (0.938–4.622)
Number of laser spots	0.003	0.001	6.365	0.012	1.003 (1.001–1.005)
Single-spot power	-0.001	0.001	0.392	0.531	0.999 (0.997–1.001)
Total energy	0.033	0.019	2.924	0.087	1.033 (0.995–1.073)
Shortest distance between the laser and the fovea	-0.179	0.104	2.942	0.086	0.836 (0.682–1.026)
Laser coverage	0.164	0.071	5.352	0.021	1.178 (1.025–1.354)

Binary logistic regression analysis was used.

RC retrospective coefficient, SE standard error, Wald Wald coefficient, OR odds ratio, 95% CI 95% confidence interval.

*P < 0.05 was considered statistically significant.