Table 3.
Age-specific prevalence of insomnia among COVID-19 patients.
| Variable | Age groups | p-value | ||
|---|---|---|---|---|
| <18 years | 18–64 years | ≥65 years | ||
| Sex | ||||
| Female | 0.18 (9/4,903) | 3.24 (2,728/81,416) | 11.12 (990/7,910) | <0.001 |
| Male | 0.27 (17/6,376) | 2.23 (2,794/122,361) | 9.68 (963/8,981) | <0.001 |
| p-value | 0.363 | <0.001 | 0.001 | |
| Marital status | ||||
| Unmarried | 0.23 (26/11,076) | 2.16 (1,604/72,531) | 10.63 (310/2,607) | <0.001 |
| Married | 0 (0/0) | 2.89 (3,717/124,899) | 10.15 (1,502/13,291) | <0.001 |
| Others | 0 (0/203) | 3.07 (201/6,347) | 12.43 (141/993) | <0.001 |
| p-value | 0.49 | <0.001 | 0.046 | |
| Number of vaccine doses | ||||
| None | 0.11 (5/4,364) | 3.23 (1,363/40,834) | 11.6 (882/6,721) | <0.001 |
| One or two | 0.3 (20/6,677) | 2.46 (1,711/67,794) | 9.45 (465/4,455) | <0.001 |
| Three | 0.48 (1/206) | 2.53 (2,385/91,987) | 9.55 (589/5,580) | <0.001 |
| p-value | 0.106 | <0.001 | <0.001 | |
| Discharge diagnosis | ||||
| Asymptomatic | 0.16 (14/8,884) | 2.35 (3,606/149,661) | 10.33 (1,406/12,207) | <0.001 |
| Mild | 0.5 (12/2,395) | 3.42 (1,916/54,116) | 10.46 (547/4,684) | <0.001 |
| p-value | 0.002 | <0.001 | 0.795 | |
| Location of Fangcang shelter hospitals | ||||
| NECC | 0.32 (23/7,077) | 3.15 (4,623/142,095) | 10.56 (1,431/12,118) | <0.001 |
| WEM | 0.09 (1/1,121) | 1.52 (352/22,779) | 6.12 (82/1,258) | <0.001 |
| SNIEC | 0.06 (2/3,081) | 1.39 (547/38,903) | 11.13 (440/3,515) | <0.001 |
| p-value | 0.025 | <0.001 | <0.001 | |
| Place of residence | ||||
| Central districts | 0.29 (17/5,756) | 3.59 (3,447/92,554) | 11.63 (1,356/10,304) | <0.001 |
| Surrounding areas | 0.16 (9/5,523) | 1.83 (2,075/111,223) | 8.31 (597/6,587) | <0.001 |
| p-value | 0.144 | <0.001 | <0.001 | |
Central districts in Shanghai included the Huangpu district, Xuhui district, Changning district, Yangpu district, Jing’an district, Hongkou district, and Putuo district. Surrounding areas indicated other districts excluding central districts. NECC, National Exhibition and Convention Center; WEM, World Expo Museum; SNIEC, Shanghai New International Expo Centre. Texts in bold type indicate statistical significance.