Table 4.
Changes in Jenkins sleep problem scale score
| Domain and categories | n | Previous time point, mean (s.d.) |
CONTAIN survey,
mean (s.d.) |
Mean difference
(95% CI) |
Age-adjusted mean difference (95% CI) |
|---|---|---|---|---|---|
| All participants | 927 | 9.01 (5.52) | 8.39 (4.70) | −0.62 (−0.91, −0.033) | −0.52 (−0.81, −0.22) |
| Year of birth | |||||
| 1924–1945 | 103 | 8.08 (5.32) | 6.99 (3.92) | −1.09 (−1.98, −0.20) | |
| 1946–1964 | 424 | 8.88 (5.58) | 8.24 (4.70) | −0.64 (−1.07, −0.21) | |
| 1965–1980 | 272 | 9.23 (5.62) | 8.94 (4.97) | −0.29 (−0.81, 0.24) | |
| 1981–2001 | 128 | 9.68 (5.22) | 8.23 (4.47) | −0.85 (−1.65, −0.05) | |
| Gender | |||||
| Female | 422 | 9.51 (5.33) | 9.03 (4.61) | −0.48 (−0.91, −0.05) | −0.41 (−0.84, 0.03) |
| Male | 503 | 8.58 (5.66) | 7.87 (4.72) | −0.71 (−1.11, −0.32) | −0.61 (−1.01, −0.21) |
| Study cohort | |||||
| BSRBR-AS | 528 | 8.99 (5.83) | 8.31 (4.83) | −0.68 (−1.07, −0.29) | −0.53 (−0.94, −0.13) |
| MAmMOTH | 264 | 8.71 (4.96) | 8.19 (4.45) | −0.53 (−1.07, 0.02) | −0.49 (−1.03, 0.06) |
| BSR-PsA | 135 | 9.62 (5.34) | 9.07 (4.66) | −0.55 (−1.23, 0.14) | −0.50 (−1.19, 0.19) |
| Deprivation | |||||
| 1 (most deprived) | 79 | 10.19 (5.99) | 9.05 (5.19) | −1.14 (−2.24, −0.03) | −0.90 (−2.02, 0.21) |
| 2 | 122 | 9.28 (5.98) | 8.30 (4.86) | −0.99 (−1.84, −0.13) | −1.00 (−1.86, −0.13) |
| 3 | 190 | 9.62 (5.47) | 8.96 (4.79) | −0.66 (−1.27, −0.05) | −0.62 (−1.24, −0.004) |
| 4 | 278 | 8.83 (5.35) | 8.23 (4.36) | −0.51 (−1.04, 0.03) | −0.37 (−0.91, 0.17) |
| 5 (least deprived) | 258 | 8.25 (5.29) | 7.88 (4.73) | −0.37 (−0.90, 0.16) | −0.28 (−0.81, 0.26) |
| Employment | |||||
| Full-time | 332 | 8.95 (5.49) | 8.51 (4.78) | −0.45 (−0.94, 0.04) | −0.40 (−0.90, 0.11) |
| Part-time | 135 | 9.41 (5.41) | 8.81 (4.37) | −0.60 (−1.35, 0.15) | −0.49 (−1.25, 0.27) |
| Retired | 306 | 8.04 (5.23) | 7.20 (4.14) | −0.84 (−1.35, −0.34) | −0.74 (−1.26, −0.21) |
| Other | 139 | 11.06 (5.85) | 10.34 (5.19) | −0.72 (−1.44, −0.003) | −0.64 (−1.38, 0.09) |
| Urban/rural | |||||
| Urban | 646 | 8.99 (5.68) | 8.28 (4.81) | −0.71 (−1.06, −0.36) | −0.62 (−0.97, −0.27) |
| Rural | 281 | 9.04 (5.15) | 8.64 (4.45) | −0.40 (−0.93, 0.13) | −0.27 (−0.80, 0.27) |
| Shielding | |||||
| Advised and followed | 297 | 9.75 (5.75) | 8.99 (4.85) | −0.76 (−1.26, −0.26) | −0.59 (−1.09, −0.08) |
| Not advised or not followed | 595 | 8.61 (5.37) | 8.08 (4.61) | −0.53 (−0.90, −0.15) | −0.46 (−0.84, −0.08) |
| Date of completion | |||||
| July | 395 | 8.69 (5.52) | 8.31 (4.78) | −0.38 (−0.82, 0.06) | −0.22 (−0.66, 0.22) |
| Aug–Sep | 234 | 9.46 (5.47) | 8.94 (4.60) | −0.52 (−1.11, 0.07) | −0.42 (−1.02, 0.17) |
| Oct–Nov | 298 | 9.07 (5.57) | 8.06 (4.66) | −1.01 (−1.53, −0.49) | −0.99 (−1.52, −0.47) |
Values in bold are statistically significant.