Table 3. Number of patients with or without subretinal fibrosis according to season.

	Winter season (October 1st–March 31st)	Summer season (April 1st–September 30th)	P-value
Fibrosis present, No. (%)	8 (16)	17 (35)
Fibrosis absent, No. (%)	11 (22)	13 (27)	0.93

Data are expressed as number of patients and percentages of total number of patients (n = 49). There were no significant seasonal differences in the inclusion of patients with or without subretinal fibrosis. Test used: Pearson's Chi-square test. Latitude of Copenhagen University Hospital Roskilde: 55.636208.