- NHL: 1927-33, 1934-35; 7 seasons, 1 quality[1. By modern standards of PPG]
- 51G, 56A for 107P in 246 games
- Era: Gainor is not in the Top 25 in any category for his era[2. Minimum 200 games]
- 82-game average: 17G, 19A for 35P
- 3-year peak (1928-31): 44-game average of 14G, 14A for 28P
- Playoffs: 2G, 1A for 3P in 22 games
- Adjusted: 103G, 207A for 310P
- Adjusted 82-game average: 34G, 69A for 103P
- Dominance Quotient: Gainor never led a team
- Traded twice in his prime.
- Top 10 Offensive Player[3. By Offensive Point Shares] once (’29)
- Top 10 in Goals once
- Top 10 in GPG once
- Top 5 in Assists once
- Top 5 in APG once
- Top 10 in Points twice
- Top 10 in PPG once.
- Top 3 Forward[4. By points] on one Champion (’29 Bruins), Top 6 Forward[5. By points] on one Final Four (’31 Bruins), Role player[6. By points] on one Runner Up (’32 Rangers) and one Final Four (’28 Bruins), Injured[7. And a role player by points when playing] on one Runner Up (’30 Bruins)
Gainor had two good years, one of which was when he was playing with Cooney Weiland when Weiland set the points record. Doesn’t belong.