Overall rates of success for the mother’s kiss technique in the 8 included studies
| Study | Success rate, % (n/N) | Type of object | |
|---|---|---|---|
| Smooth, regular | Irregular | ||
| Case series | |||
| Botma et al.1 | 79 (15/19) | 5/7 (beads, buttons, pebbles) | 10/12 (vegetable matter, sponge, tissue paper, magnet) |
| Purohit et al.12* | 65 (20/31) | 13/17 | 7/13 |
| Backlin13 | 100 (8/8) | 2/2 (beads) | 6/6 (sunflower seed, plastic doll’s shoe, Styrofoam chip, plastic toy piece, popcorn kernel, crayon piece) |
| Wagner14 | 100 (2/2) | 2/2 (piece of wiener sausage, small stone) | |
| Taylor et al. 15 | 49 (41/84) | Not specified | Not specified |
| Alleemudder et al. 16 | 63 (5/8) | 0/2 (plastic beads) | 5/6 (toy part, sponge, eraser, pea, rubber tire, raisin) |
| Case reports | |||
| Hore17 | 100 (1/1) | 1/1(small polystyrene bead) | |
| Manca18 | 100 (1/1) | 1/1 (white scented bead) | |
↵* Discrepancy between number of patients and number of objects removed appears in original study by Purohit et al. Attempts to contact the authors of the original study for clarification were unsuccessful.