From: Effect of oral alpha-lipoic acid (ALA) on sperm parameters: a systematic review and meta-analysis
Study | Mean Difference | Lower CI | Upper CI | P | I2 |
---|---|---|---|---|---|
Omitting Raaia 2012 1st month | 6.89 | [5.06; | 8.71] | < 0.00001 | 69% |
Omitting Raaia 2012 2nd month | 6.73 | [4.89; | 8.56] | < 0.00001 | 74% |
Omitting Raaia 2012 3rd month | 6.75 | [4.93; | 8.58] | < 0.00001 | 73% |
Omitting Haghighian 2015 | 9.16 | [6.48; | 11.84] | < 0.00001 | 45% |
Omitting Abbasi 2020 | 4.43 | [2.16; | 6.69] | 0.0001 | 0% |
Pooled estimate | 6.68 | [4.88; | 8.48] | < 0.00001 | 65% |