Variable | Acupuncture group (n=60) | Artificial tear group (n=60) | Difference (95% CI) | P value |
---|---|---|---|---|
Primary outcome | ||||
SIT at weeks 8, mean (95% CI) | 9.25 (6.00 to 12.75) | 4.34 (2.94 to 5.98) | ||
SIT Change, at weeks 8, mean (95%CI) | 5.75 (2.53 to 9.75) | 0.52 (− 1.18 to 2.46) | 5.23 (1.34 to 9.12) | 0.01 |
Secondary outcomes | ||||
Change, SIT, mean (95% CI) | ||||
At week 4 | 5.16 (2.94 to 7.87) | − 0.30 (− 1.62 to 1.28) | 5.46 (2.73 to 8.18) | <0.001 |
At week 32 | 2.05 (0.94 to 4.47) | 0.16 (− 1.94 to 2.83) | 1.89 (0.54 to 4.07) | 0.066 |
Change, Average symptom NRSa, mean (95% CI) | ||||
At week 4 | − 2.26 (− 5.07 to1.63) | − 1.69 (− 5.05 to 1.89) | 0.57 (− 2.15 to 2.46) | 0.162 |
At week 8 | − 2.96 (− 4.94 to 1.87) | − 2.55 (− 4.25 to 1.95) | 0.38 (− 2.46 to 3.08) | 0.084 |
At week 32 | − 3.10 (− 2.46 to1.54) | − 1.22 (− 0.89 to 0.09) | 1.88 (− 0.46 to 3.57) | 0.036 |
Change, OSDI, mean (95% CI)b | ||||
At week 4 | − 9.46 (− 32.66 to 13.59) | − 5.26 (− 20.05 to 21.89) | 4.20 (− 14.35 to 18.56) | 0.140 |
At week 8 | − 16.14 (− 35.40 to 16.30) | − 7.65 (− 19.25 to 15.05) | 8.49 (− 5.26 to 22.14) | 0.036 |
At week 32a | − 18.18 (− 26.46 to 16.54) | − 6.03 (− 21.89 to 19.32) | 12.15 (− 4.68 to 15.46) | 0.017 |
Change, TBUT, mean (95% CI) | ||||
At week 4 | 1.56 (− 0.13 to 3.06) | 0.16 (− 0.80 to 1.16) | 1.40 (− − 0.46 to 3.27) | 0.136 |
At week 8 | 1.72 (−.12 to 3.25) | 0.44 (− 0.76 to 1.68) | 1.28 (− 1.01 to 3.26) | 0.294 |
At week 32 | 0.46 (− 0.14 to 2.46) | 0.12 (−0.43 to 1.89) | 0.34 (− 1.01 to 2.26) | 0.569 |
Change, CFS, mean (95% CI) | ||||
At week 4 | − 2.99 (1.00 to 4.25) | − 2.38 (0.40 to 3.96) | 0.61 (− 0.18 to 2.54) | 0.136 |
At week 8 | − 3.25 (0.98 to 4.58) | − 3.06 (0.78 to 4.14) | 0.29 (− 0.85 to 2.12) | 0.214 |
At week 32 | − 2.15 (1.54 to 2.46) | − 2.57 (− 0.09 to 0.89) | 0.14 (− 1.07 to 1.92) | 0.325 |
Treatment acceptability assessment, number(% )c | Little difficult: 6 (10%) Moderate: 16 (26.7%) Easy: 32 (53.3%) Very easy: 6 (10.0%) | Little difficult: 5 (8.3%) Moderate: 10 (16.7%) Easy: 35 (58.3%) Very easy: 10 (16.7%) | 0.130 |