an increasing trendp ≤ 0.05
The odds ratio showed an increasing trend with longer follow-up periods (OR = 1.70; 95% CI 1.36–2.13; p ≤ 0.05 at ≤1 month, OR = 1.86; 95% CI 1.50–2.32; p ≤ 0.05 at ≤3 months, OR = 2.29; 95% CI 1.90–2.75; p ≤ 0.05 at ≤4 months, OR = 2.40; 95% CI 1.99–2.91; p ≤ 0.05 at ≤6 months, OR = 2.50; 95% CI 2.11–2.97; p ≤ 0.05 at ≤1 year).