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. 2020 Jan 24;43(7):zsz322. doi: 10.1093/sleep/zsz322

Table 3.

Association between cardiometabolic outcomes and PWA-drop features

PWA-drop features Hypertension Previous CV event Diabetes
No Yes p No Yes p No Yes p
Index
 Quartile 1 48.4 (260) 51.6 (277)a 0.004 91.8 (459) 8.2 (41)a <0.0001 86.4 (464) 13.6 (73)a 0.004
 Quartile 2 59.1 (337) 40.9 (219) 96.2 (483) 3.8 (19) 89.8 (483) 10.2 (55)
 Quartile 3 62.8 (337) 37.2 (200) 97.4 (491) 2.6 (13) 92.2 (494) 7.8 (42)
 Quartile 4 64.4 (346) 35.6 (191) 97.1 (497) 2.9 (15) 92.2 (494) 7.8 (42)
Mean duration
 Quartile 1 69.6 (373) 30.4 (163) <0.0001 97.2 (481) 2.8 (14) <0.0001 93.5 (502) 6.5 (35) <0.0001
 Quartile 2 65.4 (351) 34.6 (186) 96.8 (490) 3.2 (16) 91.6 (492) 8.4 (45)
 Quartile 3 54.6 (293) 45.4 (244)a 96.5 (491) 3.5 (18) 91.6 (492) 8.4 (45)
 Quartile 4 45.3 (243) 54.7 (294)a 92.1 (468) 7.9 (40)a 83.8 (449) 16.2 (87)a
Mean AUC
 Quartile 1 61.6 (330) 38.4 (206) <0.0001 95.8 (477) 4.2 (21) 0.112 91.6 (492) 8.4 (45) <0.0001
 Quartile 2 63.9 (343) 36.1 (194) 97.0 (491) 3.0 (15) 90.5 (487) 9.5 (51)
 Quartile 3 58.7 (315) 41.3 (222) 95.8 (482) 4.2 (21) 93.7 (503) 6.3 (34)
 Quartile 4 50.7 (272) 49.3 (265)a 93.9 (480) 6.1 (31) 84.7 (453) 15.3 (82)a
Mean duration-normalized index
 Quartile 1 44.9 (241) 55.1 (296)a <0.0001 92.1 (464) 7.9 (40)a <0.0001 84.9 (456) 15.1 (81)a <0.0001
 Quartile 2 57.3 (307) 42.7 (229) 95.4 (476) 4.6 (23) 89.6 (481) 10.4 (56)
 Quartile 3 62.9 (338) 37.1 (199) 96.4 (503) 3.6 (18) 92.0 (494) 8.0 (43)
 Quartile 4 69.6 (374) 30.4 (163) 98.6 (503) 1.4 (7) 94.0 (504) 6.0 (32)
Mean AUC-normalized index
 Quartile 1 46.0 (248) 54.0 (291)a <0.0001 91.7 (464) 8.3 (42)a <0.0001 84.4 (455) 15.6 (84)a <0.0001
 Quartile 2 57.3 (307) 42.7 (229) 95.8 (477) 4.2 (21) 90.9 (487) 9.1 (49)
 Quartile 3 62.2 (333) 37.8 (202) 96.9 (493) 3.1 (16) 91.0 (488) 9.0 (48)
 Quartile 4 69.3 (372) 30.7 (165) 98.2 (496) 1.8 (9) 94.2 (505) 5.8 (31)

Data are presented as % (n) and analyzed by Pearson’s chi-square test.

aObserved frequency statistically different from overall frequency.