Women (n = 19481) | Men (n = 20107) | Total (n = 39588) | |||||||
---|---|---|---|---|---|---|---|---|---|
Number (%) | Mean | (SD) | Number (%) | Mean | (SD) | Number (%) | Mean | (SD) | |
t Test was used to compare means between two groups and one way analysis of variance was used to compare means between more than two groups. The comparisons were only made for the total sample. *p<0.05, **p<0.001, ***p<0.0001. | |||||||||
Insomnia score*** | 24.6 | (8.9) | 22.9 | (8.3) | 23.7 | (8.7) | |||
Age** | 41.9 | (17.6) | |||||||
15–25 | 4200(21.6) | 22.0 | (8.0) | 4207(20.9) | 20.7 | (7.5) | 8407(21.2) | 21.3 | (7.8) |
26–45 | 7680(39.4) | 24.3 | (8.6) | 8261(41.1) | 22.7 | (8.1) | 15941(40.3) | 23.5 | (8.4) |
46–65 | 5192(26.7) | 25.6 | (9.0) | 5045(25.1) | 23.4 | (8.3) | 10237(25.9) | 24.5 | (8.7) |
>65 | 2409(12.4) | 28.3 | (9.6) | 2594(12.9) | 25.8 | (9.2) | 5003(12.6) | 27.0 | (9.5) |
Self assessed health*** | |||||||||
Good | 8388(43.1) | 21.0 | (7.3) | 10659(53.0) | 20.2 | (6.9) | 19047(48.1) | 20.6 | (7.1) |
Fair | 8707(44.7) | 26.2 | (8.2) | 7368(36.6) | 24.7 | (8.1) | 16075(40.5) | 25.5 | (8.2) |
Poor | 2386(12.2) | 31.7 | (10.2) | 2080(10.3) | 29.8 | (10.1) | 4466(11.3) | 30.8 | (10.2) |
Shift work** | |||||||||
No | 17544(90.1) | 24.6 | (8.9) | 16992(84.5) | 22.7 | (8.3) | 34536(87.2) | 23.7 | (8.7) |
Yes | 1937(9.9) | 25.0 | (8.7) | 3115(15.5) | 23.6 | (8.4) | 5052(12.8) | 24.1 | (8.5) |
Marital status*** | |||||||||
Single | 5150(26.4) | 22.4 | (8.1) | 6713(33.4) | 21.3 | (7.9) | 11863(30.0) | 21.7 | (8.0) |
Married | 11812(60.6) | 25.0 | (8.9) | 12170(60.5) | 23.5 | (8.4) | 23982(60.6) | 24.3 | (8.7) |
Divorced | 572(2.9) | 26.3 | (9.5) | 593 (3.0) | 24.5 | (9.0) | 1165 (2.9) | 25.4 | (9.3) |
Widowed | 1947(10.0) | 27.5 | (9.3) | 631(3.1) | 25.80 | (9.1) | 2578(6.5) | 27.1 | (9.3) |
Employment*** | |||||||||
Employed | 7712(39.6) | 23.9 | (8.3) | 12839(63.9) | 22.4 | (7.9) | 20551(51.9) | 23.0 | (8.1) |
Unemployed | 677(3.5) | 26.3 | (9.3) | 1229(6.1) | 24.2 | (9.3) | 1906(4.8) | 24.9 | (9.3) |
Others | 2127(10.9) | 28.7 | (10.0) | 3522(17.5) | 25.8 | (9.5) | 5649(18.4) | 26.9 | (9.8) |
Homemaker | 6918(35.5) | 24.9 | (9.0) | 366(1.8) | 22.7 | (8.4) | 7284 (10.6) | 24.8 | (8.9) |
Student | 2047(10.5) | 21.3 | (7.6) | 2151(10.7) | 20.2 | (7.1) | 4198(14.3) | 20.7 | (7.3) |
Number of children | |||||||||
⩽2 | 17445(89.6) | 24.6 | (8.9) | 18124(90.1) | 22.8 | (8.3) | 35569(89.9) | 23.7 | (8.7) |
>2 | 2036 (1.2) | 24.6 | (8.9) | 1983(9.9) | 23.2 | (8.5) | 4019(10.2) | 23.9 | (8.7) |
Educational level *** | |||||||||
<9 years | 6801(34.9) | 26.4 | (9.3) | 4752(23.6) | 24.5 | (9.1) | 11553(29.2) | 25.6 | (9.3) |
9–11 years | 2628(13.5) | 24.2 | (8.8) | 3599(17.9) | 22.9 | (8.4) | 6227(15.7) | 23.5 | (8.6) |
12–15 years | 5945(30.5) | 23.5 | (8.6) | 6786(33.8) | 22.2 | (8.1) | 12731(32.2) | 22.8 | (8.3) |
⩾16 years | 4107(21.1) | 23.6 | (8.1) | 4970(24.7) | 22.2 | (7.6) | 9077(22.9) | 22.8 | (7.9) |
Personal income*** | |||||||||
No income | 8152(41.9) | 24.7 | (9.2) | 4129(20.5) | 22.6 | (8.9) | 12281(31.0) | 24.0 | (9.1) |
<$8500 | 5051(25.9) | 25.5 | (9.2) | 4057(20.2) | 24.2 | (9.0) | 9108(37.3) | 24.9 | (9.1) |
$8500–17000 | 5526(28.4) | 23.7 | (8.2) | 9228(45.9) | 22.4 | (7.9) | 14754(23.0) | 22.9 | (8.0) |
>$17000 | 752(3.9) | 25.0 | (8.1) | 2693(13.4) | 22.8 | (7.5) | 3445(8.7) | 23.3 | (7.7) |
Smoking status | |||||||||
Non-smoker | 18856(96.8) | 24.5 | (8.8) | 11308(56.2) | 22.5 | (8.3) | 30164(76.2) | 23.8 | (8.7) |
Smoker | 625(3.2) | 27.9 | (10.3) | 8799(43.8) | 23.3 | (8.4) | 9424(23.8) | 23.6 | (8.6) |
Regular exercise*** | |||||||||
Regular | 6236(32.0) | 24.5 | (8.6) | 6739(33.5) | 22.5 | (8.1) | 12975(32.8) | 23.5 | (8.4) |
Not regular | 13245(68.0) | 24.7 | (9.0) | 13368(66.5) | 23.0 | (8.5) | 26613(67.2) | 23.9 | (8.8) |
Betel nut use* | |||||||||
Non-user | 19062(97.9) | 24.6 | (8.9) | 14745(73.3) | 22.3 | (8.2) | 33807(85.4) | 23.6 | (8.6) |
User | 419(2.2) | 26.7 | (9.6) | 5362(26.7) | 24.5 | (8.6) | 5781(14.6) | 24.6 | (8.7) |
BMI*** | |||||||||
<25 | 16095(82.6) | 24.4 | (8.8) | 14717(73.2) | 22.7 | (8.3) | 30812 (77.8) | 23.6 | (8.6) |
25–30 | 2906 (14.9) | 25.5 | (9.2) | 4777(23.8) | 23.2 | (8.3) | 7683(19.4) | 24.1 | (8.7) |
>30 | 480 (2.5) | 25.8 | (9.8) | 613(3.1) | 24.0 | (8.7) | 1093(2.8) | 24.8 | (9.2) |